| **Commitments and Contingencies Commitments and Contigencies (Details) (USD $)In Thousands, unless otherwise specified** | 3 Months Ended    |
|--------------------------------------------------------------------------------------------------------------------------|-------------------|
||
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 226,021           |
| Dollar Commitment ($ in thousands)                                                                                       | $ 66,591          |
| Appalachiain Basin                                                                                                       |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 200,568           |
| Utica Shale                                                                                                              |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 25,453            |
| First Year Commitment [Member]                                                                                           |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 21,695            |
| Dollar Commitment ($ in thousands)                                                                                       | 7,323             |
| First Year Commitment [Member] | Appalachiain Basin                                                                      |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 19,072            |
| First Year Commitment [Member] | Utica Shale                                                                             |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 2,623             |
| Second Year Commitment [Member]                                                                                          |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 22,106            |
| Dollar Commitment ($ in thousands)                                                                                       | 7,429             |
| Second Year Commitment [Member] | Appalachiain Basin                                                                     |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 19,361            |
| Second Year Commitment [Member] | Utica Shale                                                                            |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 2,745             |
| Third Year Commitment [Member]                                                                                           |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 23,724            |
| Dollar Commitment ($ in thousands)                                                                                       | 7,745             |
| Third Year Commitment [Member] | Appalachiain Basin                                                                      |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 20,987            |
| Third Year Commitment [Member] | Utica Shale                                                                             |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 2,737             |
| Fourth Year Commitment [Member]                                                                                          |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 23,724            |
| Dollar Commitment ($ in thousands)                                                                                       | 7,287             |
| Fourth Year Commitment [Member] | Appalachiain Basin                                                                     |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 20,987            |
| Fourth Year Commitment [Member] | Utica Shale                                                                            |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 2,737             |
| commitments 5 years and beyond [Member]                                                                                  |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 134,772           |
| Dollar Commitment ($ in thousands)                                                                                       | $ 36,807          |
| commitments 5 years and beyond [Member] | Appalachiain Basin                                                             |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 120,161           |
| commitments 5 years and beyond [Member] | Utica Shale                                                                    |              |
| **Supply Commitment**                                                                                                    |              |
| Oil and Gas Delivery Commitments Volumes (MMcf)                                                                          | 14,611            |
| Supply Contract Expiration Date [Member] | Appalachiain Basin                                                            |              |
| **Supply Commitment**                                                                                                    |              |
| Supply Commitments Contract Expiration Date                                                                              | Jan. 31,				 2026 |
| Supply Contract Expiration Date [Member] | Utica Shale                                                                   |              |
| **Supply Commitment**                                                                                                    |              |
| Supply Commitments Contract Expiration Date                                                                              | Jul. 22,				 2023 |

| X                                                                                                                                                                                                                                                                  |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Supply Commitments Contract Expiration Date
+ References
No definition available.
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Total amount of product committed to be supplied under existing contracts or agreements.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Industry Guide -Number 2 -Paragraph 8 -Subparagraph A
+ Details**Name:**us-gaap_OilAndGasDeliveryCommitmentsAndContractsRemainingContractualVolume**Namespace Prefix:**us-gaap_**Data Type:**num:volumeItemType**Balance Type:**na**Period Type:**instant |
| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
The floor amount as of the balance sheet date that the entity must expend to satisfy the terms of disclosed arrangements (excluding long-term commitments) in which the entity must commit resources to supply goods or services to one or more customers.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.25) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 25 -Article 5Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 7Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 17 -Article 9Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.17) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.(a)(19)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910
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| X                                                                                                                                                             |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------|
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