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Commitments and Contingencies (Details) MMcf in Thousands, $ in Millions |  | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2017 USD ($) MMcf MMBbls | Jun. 30, 2017 USD ($) MMcf MMBbls | Jul. 26, 2017 USD ($) | Dec. 31, 2016 USD ($) MMcf MMBbls
Other Commitments [Line Items] |  |  |  |
Document Fiscal Year Focus |  | 2017 |  |
Gas gathering and Oil and Gas Through-put Commitments [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Contractual Obligation | $ | $ 456.4 | $ 456.4 |  |
Water Pipeline Commitment [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Water Delivery Commitments and Contracts, Remaining Contractual Volume | 25 | 25 |  |
Water Purchase Commitment [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Long-term Purchase Commitment, Minimum Volume Required | 16 |  |  |
Natural Gas Pipeline Commitment [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Oil and Gas Delivery Commitments and Contracts, Remaining Contractual Volume | MMcf | 883 | 883 |  |
Crude Oil Pipeline Commitment [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Oil and Gas Delivery Commitments and Contracts, Remaining Contractual Volume | 16 | 16 |  |
Non-Operated Eagle Ford Divestiture 2017 [Member] | Gas gathering and Oil and Gas Through-put Commitments [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Contractual Obligation, Non-Operated Eagle Ford Assets | $ |  |  |  | $ 501.9
Non-Operated Eagle Ford Divestiture 2017 [Member] | Natural Gas Pipeline Commitment [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Oil and Gas Delivery Commitments and Contracts, Remaining Contractual Volume on Non-Operated Eagle Ford Assets | MMcf |  |  |  | 514
Non-Operated Eagle Ford Divestiture 2017 [Member] | Crude Oil Pipeline Commitment [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Oil and Gas Delivery Commitments and Contracts, Remaining Contractual Volume on Non-Operated Eagle Ford Assets |  |  |  | 52
Non-Operated Eagle Ford Divestiture 2017 [Member] | Natural Gas Liquids Pipeline Commitment [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Oil and Gas Delivery Commitments and Contracts, Remaining Contractual Volume on Non-Operated Eagle Ford Assets |  |  |  | 13
Subsequent Event [Member] | Drilling Rig Leasing Contracts [Member] |  |  |  |
Other Commitments [Line Items] |  |  |  |
Contractual Obligation | $ |  |  | $ 23.7 |
Early Termination Penalty for Rig Contract Cancellation | $ |  |  | $ 15.1 |

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