| **Quarterly Data (Unaudited) Tables 1 - 2 (Details) (USD $)In Millions, except Per Share data, unless otherwise specified** | 3 Months Ended                                                                                     | 12 Months Ended                                                                                    |
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| **Quarterly Financial Data**                                                                                                |                                                                                               |                                                                                               |   |   |   |   |   |   |   |   |   |
| Net operating revenues                                                                                                      | $ 613.4us-gaap_HealthCareOrganizationRevenue                                                       | $ 596.9us-gaap_HealthCareOrganizationRevenue                                                       | $ 604.4us-gaap_HealthCareOrganizationRevenue | $ 591.2us-gaap_HealthCareOrganizationRevenue | $ 572.1us-gaap_HealthCareOrganizationRevenue | $ 564.0us-gaap_HealthCareOrganizationRevenue | $ 564.5us-gaap_HealthCareOrganizationRevenue | $ 572.6us-gaap_HealthCareOrganizationRevenue | $ 2,405.9us-gaap_HealthCareOrganizationRevenue | $ 2,273.2us-gaap_HealthCareOrganizationRevenue | $ 2,161.9us-gaap_HealthCareOrganizationRevenue |
| Operating earnings                                                                                                          | 96.5hls_OperatingEarnings                                                                          | 100.7hls_OperatingEarnings                                                                         | 115.4hls_OperatingEarnings | 105.8hls_OperatingEarnings | 106.9hls_OperatingEarnings | 119.0hls_OperatingEarnings | 101.1hls_OperatingEarnings | 108.7hls_OperatingEarnings | 418.4hls_OperatingEarnings | 435.7hls_OperatingEarnings |   |
| Provision for income tax expense (benefit)                                                                                  | 19.3us-gaap_IncomeTaxExpenseBenefit                                                                | 22.1us-gaap_IncomeTaxExpenseBenefit                                                                | 36.5us-gaap_IncomeTaxExpenseBenefit | 32.8us-gaap_IncomeTaxExpenseBenefit | 30.5us-gaap_IncomeTaxExpenseBenefit | 35.2us-gaap_IncomeTaxExpenseBenefit | (86.5)us-gaap_IncomeTaxExpenseBenefit | 33.5us-gaap_IncomeTaxExpenseBenefit | 110.7us-gaap_IncomeTaxExpenseBenefit | 12.7us-gaap_IncomeTaxExpenseBenefit | 108.6us-gaap_IncomeTaxExpenseBenefit |
| Income from continuing operations                                                                                           | 54.8us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 65.7us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 94.1us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 61.6us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 64.1us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 73.2us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 178.9us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 66.3us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 276.2us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 382.5us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | 231.4us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest |
| (Loss) income from discontinued operations, net of tax                                                                      | 2.7us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax                                            | (0.9)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax                                          | 3.8us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | (0.1)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | 0.1us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | (0.9)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | 0.1us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | (0.4)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | 5.5us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | (1.1)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | 4.5us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax |
| Net income                                                                                                                  | 57.5us-gaap_ProfitLoss                                                                             | 64.8us-gaap_ProfitLoss                                                                             | 97.9us-gaap_ProfitLoss | 61.5us-gaap_ProfitLoss | 64.2us-gaap_ProfitLoss | 72.3us-gaap_ProfitLoss | 179.0us-gaap_ProfitLoss | 65.9us-gaap_ProfitLoss | 281.7us-gaap_ProfitLoss | 381.4us-gaap_ProfitLoss | 235.9us-gaap_ProfitLoss |
| Less: Net income attributable to noncontrolling interests                                                                   | (15.4)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest                                    | (14.7)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest                                    | (14.8)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (14.8)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (15.3)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (14.1)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (13.8)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (14.6)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (59.7)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (57.8)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (50.9)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
| Net income attributable to HealthSouth                                                                                      | $ 42.1us-gaap_NetIncomeLoss                                                                        | $ 50.1us-gaap_NetIncomeLoss                                                                        | $ 83.1us-gaap_NetIncomeLoss | $ 46.7us-gaap_NetIncomeLoss | $ 48.9us-gaap_NetIncomeLoss | $ 58.2us-gaap_NetIncomeLoss | $ 165.2us-gaap_NetIncomeLoss | $ 51.3us-gaap_NetIncomeLoss | $ 222.0us-gaap_NetIncomeLoss | $ 323.6us-gaap_NetIncomeLoss | $ 185.0us-gaap_NetIncomeLoss |
| **Basic earnings (loss) per share attributable to HealthSouth common shareholders:**                                        |                                                                                               |                                                                                               |   |   |   |   |   |   |   |   |   |
| Continuing operations                                                                                                       | $ 0.43us-gaap_IncomeLossFromContinuingOperationsPerBasicShare                                      | $ 0.56us-gaap_IncomeLossFromContinuingOperationsPerBasicShare                                      | $ 0.89us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.51us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ (0.31)us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.61us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 1.82us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 0.48us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 2.40us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 2.59us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ 1.62us-gaap_IncomeLossFromContinuingOperationsPerBasicShare |
| Discontinued operations                                                                                                     | $ 0.03us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare                            | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare                          | $ 0.04us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ 0.06us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ 0.05us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare |
| Net income                                                                                                                  | $ 0.46us-gaap_EarningsPerShareBasic                                                                | $ 0.55us-gaap_EarningsPerShareBasic                                                                | $ 0.93us-gaap_EarningsPerShareBasic | $ 0.51us-gaap_EarningsPerShareBasic | $ (0.31)us-gaap_EarningsPerShareBasic | $ 0.60us-gaap_EarningsPerShareBasic | $ 1.82us-gaap_EarningsPerShareBasic | $ 0.48us-gaap_EarningsPerShareBasic | $ 2.46us-gaap_EarningsPerShareBasic | $ 2.58us-gaap_EarningsPerShareBasic | $ 1.67us-gaap_EarningsPerShareBasic |
| **Diluted earnings (loss) per share attributable to HealthSouth common shareholders:**                                      |                                                                                               |                                                                                               |   |   |   |   |   |   |   |   |   |
| Continuing operations                                                                                                       | $ 0.41us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare                                    | $ 0.53us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare                                    | $ 0.81us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.48us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ (0.31)us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.59us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 1.66us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 0.48us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 2.24us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 2.59us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ 1.62us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare |
| Discontinued operations                                                                                                     | $ 0.03us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare                          | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare                        | $ 0.04us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ 0.05us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ (0.01)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ 0.05us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare |
| Net income                                                                                                                  | $ 0.44us-gaap_EarningsPerShareDiluted                                                              | $ 0.52us-gaap_EarningsPerShareDiluted                                                              | $ 0.85us-gaap_EarningsPerShareDiluted | $ 0.48us-gaap_EarningsPerShareDiluted | $ (0.31)us-gaap_EarningsPerShareDiluted | $ 0.58us-gaap_EarningsPerShareDiluted | $ 1.66us-gaap_EarningsPerShareDiluted | $ 0.48us-gaap_EarningsPerShareDiluted | $ 2.29us-gaap_EarningsPerShareDiluted | $ 2.58us-gaap_EarningsPerShareDiluted | $ 1.67us-gaap_EarningsPerShareDiluted |

| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Income from continuing operations attributable to the Company (parent) before (1) loss on early extinguishment of debt; (2) interest expense and amortization of debt discounts and fees; (3) other income; (4) loss on interest rate swaps, and (5) income tax expense or benefit.
+ References
No definition available.
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| - Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
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|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
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| - Definition
Amount of revenues recognized by the entity from providing services to in-patients, outpatients, residents in facilities owned or operated by the entity, from insurance premiums, or from goods provided or services performed.
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| - Definition
This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest.
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| - Definition
The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.
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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
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| - Definition
Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.
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|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.
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Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.
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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
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Amount of Net Income (Loss) attributable to noncontrolling interest.
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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
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