| **Business Combinations - Textual (Details)**                                                                                    | Sep. 01, 2017 | Dec. 31, 2018 USD ($) | Dec. 01, 2018 location | Nov. 01, 2018 location bed | Oct. 08, 2018 bed | Sep. 05, 2018 bed | Jun. 01, 2018 location | Jan. 01, 2018 location | Dec. 31, 2017 USD ($) | Oct. 01, 2017 location | Aug. 01, 2017 location | Jul. 01, 2017 location | May 01, 2017 location | Apr. 08, 2017 bed | Apr. 01, 2017 bed | Feb. 01, 2017 location | Dec. 31, 2016 USD ($) | Nov. 30, 2016 location | Oct. 31, 2016 location | Sep. 30, 2016 location | Aug. 31, 2016 bed | Jul. 31, 2016 location | May 31, 2016 location | Feb. 29, 2016 bed |
|----------------------------------------------------------------------------------------------------------------------------------|---------------|-----------------------|------------------------|----------------------------|-------------------|-------------------|------------------------|------------------------|-----------------------|------------------------|------------------------|------------------------|-----------------------|-------------------|-------------------|------------------------|-----------------------|------------------------|------------------------|------------------------|-------------------|------------------------|-----------------------|-------------------|
| Inpatient Rehabilitation Segment [Member] | Murrells Inlet, Winston-Salem and Littleton [Member]                                 |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Goodwill expected to be tax-deductible | $                                                                                       |          | $ 0                   |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Inpatient Rehabilitation Segment [Member] | Gulfport, Mount Carmel, Jackson and Heritage Valley [Member]                         |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Goodwill expected to be tax-deductible | $                                                                                       |          |                  |                   |                       |              |              |                   |                   | $ 0                   |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Inpatient Rehabilitation Segment [Member] | CHI St. Vincent Hot Springs [Member]                                                 |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  | 50.00%            |
| Number of beds acquired | bed                                                                                                    |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  | 20                |
| Inpatient Rehabilitation Segment [Member] | St. Joseph Regional Health Center (Bryan) [Member]                                   |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   | 50.00%            |                   |                  |              |
| Number of beds acquired | bed                                                                                                    |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   | 19                |                   |                  |              |
| Inpatient Rehabilitation Segment [Member] | The Bernsen Rehabilitation Center at St. John (Broken Arrow) [Member]                |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   | 51.00%            |                   |                  |              |
| Number of beds acquired | bed                                                                                                    |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   | 24                |                   |                  |              |
| Inpatient Rehabilitation Segment [Member] | Hot Springs, Bryan and Broken Arrow [Member]                                         |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Goodwill expected to be tax-deductible | $                                                                                       |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   | $ 0                   |                   |                   |                   |              |                   |                  |              |
| Home Health and Hospice Segment [Member] | Camellia Healthcare [Member]                                                          |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Goodwill expected to be tax-deductible | $                                                                                       |          | 96,100,000            |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home Health and Hospice Segment [Member] | Golden Age, MSA and Tenet [Member]                                                    |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Goodwill expected to be tax-deductible | $                                                                                       |          | $ 8,900,000           |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home Health and Hospice Segment [Member] | Celtic, Community, Bio Care, VNA, Ware, and Pickens County [Member]                   |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Goodwill expected to be tax-deductible | $                                                                                       |          |                  |                   |                       |              |              |                   |                   | $ 21,400,000          |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home Health and Hospice Segment [Member] | Series of individually immaterial business acquisitions [Member]                      |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Goodwill expected to be tax-deductible | $                                                                                       |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   | $ 41,400,000          |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Tenet [Member]                                                 |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   | 1                          |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Celtic Healthcare of Maryland, Inc. [Member]                   |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              | 2                      |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Community Health Services, Inc. [Member]                       |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              | 2                      |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Bio Care Home Health Services and Kinsman Enterprises [Member] |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   | 2                     |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | VNA Healthtrends - IL, IN, AZ [Member]                         |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   | 4                      |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | VNA Healthtrends - OH and IL [Member]                          |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   | 2                      |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Ware Visiting Nurses Services, Inc. [Member]                   |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  | 1                      |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Pickens County Health Care Authority [Member]                  |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  | 1                      |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Home Health Agency of Georgia, LLC [Member]                    |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   | 2                     |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Advantage Health Inc. [Member]                                 |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              | 1                      |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Summit Home Health Care, Inc. [Member]                         |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   | 2                      |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | LightHouse Health Care, Inc. [Member]                          |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   | 1                      |                   |              |                   |                  |              |
| Home health [Member] | Home Health and Hospice Segment [Member] | Gulf City Home Care, Inc. [Member]                             |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  | 1                      |                   |                   |              |                   |                  |              |
| Hospice [Member] | Home Health and Hospice Segment [Member] | Golden Age Hospice, Inc. [Member]                                  |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   | 1                      |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Hospice [Member] | Home Health and Hospice Segment [Member] | Medical Services of America [Member]                               |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              | 1                      |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Hospice [Member] | Home Health and Hospice Segment [Member] | Tenet [Member]                                                     |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   | 1                          |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Hospice [Member] | Home Health and Hospice Segment [Member] | Home Health Agency of Georgia, LLC [Member]                        |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   | 2                     |              |
| Hospice [Member] | Home Health and Hospice Segment [Member] | Sotto International, Inc. [Member]                                 |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   | 3                      |              |                   |                  |              |
| Hospice [Member] | Home Health and Hospice Segment [Member] | Honor Hospice, LLC [Member]                                        |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  | 1                      |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Inpatient Rehabilitation Segment [Member] | Murrells Inlet [Member]                           |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       |              | 62.00%            |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of beds acquired | bed                                                                                                    |          |                  |                   |                       |              | 29                |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of Certificate of Need Beds Acquired | bed                                                                                |          |                  |                   |                       |              | 60                |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of De Novo Beds | bed                                                                                                     |          |                  |                   |                       |              | 46                |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Inpatient Rehabilitation Segment [Member] | Winston-Salem (Novant) [Member]                   |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       | 50.00%            |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of beds acquired | bed                                                                                                    |          |                  |                   |                       | 68                |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of beds contributed | bed                                                                                                 |          |                  |                   |                       | 68                |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Inpatient Rehabilitation Segment [Member] | Littleton [Member]                                |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   | 68.00%                     |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of beds acquired | bed                                                                                                    |          |                  |                   | 17                         |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Inpatient Rehabilitation Segment [Member] | Memorial Hospital at Gulfport [Member]            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              | 80.00%            |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of beds acquired | bed                                                                                                    |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              | 33                |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Inpatient Rehabilitation Segment [Member] | Mount Carmel West [Member]                        |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  | 80.00%            |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of beds acquired | bed                                                                                                    |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  | 60                |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Inpatient Rehabilitation Segment [Member] | Jackson-Madison County General Hospital [Member]  |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   | 50.00%                 |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Inpatient Rehabilitation Segment [Member] | Heritage Valley Beaver Hospital [Member]          |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              | 75.00%        |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest exchanged in business acquisition (percent)                                                                             | 25.00%        |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Home health [Member] | Home Health and Hospice Segment [Member] | Tenet [Member]              |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  |                   | 75.00%                     |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  |                   | 1                          |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Corporate Joint Venture [Member] | Hospice [Member] | Home Health and Hospice Segment [Member] | Tenet [Member]                  |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| **Business Acquisition [Line Items]**                                                                                            |          |                  |                   |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Interest acquired in business acquisition (percent)                                                                              |          |                  | 75.00%                 |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |
| Number of locations                                                                                                              |          |                  | 1                      |                       |              |              |                   |                   |                  |                   |                   |                   |                  |              |              |                   |                  |                   |                   |                   |              |                   |                  |              |

| X                                                                                                                                                                                                                                                                       |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Number of hospital beds acquired as part of a facility acquisition.
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No definition available.
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| X                                                                                                                                                                                                                                                                                                                            |
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| - Definition
Number of hospital beds included in the certificate of need acquired as part of a facility acquisition.
+ References
No definition available.
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| - Definition
Number of De Novo Beds
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| X                                                                                                                                                                                                                                                                                      |
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| - Definition
The number of locations acquired as part of a facility acquisition.
+ References
No definition available.
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| - Definition
Number of hospital beds contributed as part of a facility acquisition.
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| - Definition
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
+ References
No definition available.
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| - Definition
Percentage of voting equity interests acquired at the acquisition date in the business combination.
+ References
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| - Definition
The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.
+ References
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|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Dividend or interest rate associated with the financial or equity instrument issued as noncash or part noncash consideration for a business or asset acquired. Noncash are transactions that affect recognized assets or liabilities but that do not result in cash receipts or cash payments. Part noncash refers to that portion of the transaction not resulting in cash receipts or cash payments.
+ References
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