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Commitments and Contingencies - Additional Information (Details) bbl in Millions, Bcf in Millions |  |  | 9 Months Ended
--- | --- | --- | ---
Nov. 01, 2019 USD ($) | Mar. 23, 2017 USD ($) | Sep. 30, 2019 USD ($) bbl Bcf
Commitments and Contingencies [Line Items] |  |  |
Required delivery time-frame under volume commitments time frame agreements |  |  | 25 years
Estimable future commitments under agreements |  |  | $ 612,100,000
Loss contingency accrual |  |  | $ 20,000,000
Mirada Litigation | Pending |  |  |
Commitments and Contingencies [Line Items] |  |  |
Damages sought (in excess of) |  | $ 100,000,000 |
Mirada Litigation | Pending | Subsequent Event |  |  |
Commitments and Contingencies [Line Items] |  |  |
Damages sought (in excess of) | $ 200,000,000 |  |
Crude Oil |  |  |
Commitments and Contingencies [Line Items] |  |  |
Minimum quantity to be delivered or transported (in MMBbl) | bbl |  |  | 47.6
Natural gas liquids |  |  |
Commitments and Contingencies [Line Items] |  |  |
Minimum quantity to be delivered or transported (in MMBbl) | bbl |  |  | 37.3
Natural Gas |  |  |
Commitments and Contingencies [Line Items] |  |  |
Minimum quantity to be delivered or transported (in MMBbl) | Bcf |  |  | 869.5
Water |  |  |
Commitments and Contingencies [Line Items] |  |  |
Minimum quantity to be delivered or transported (in MMBbl) | bbl |  |  | 18.1

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- Definition Quantity of oil and gas subject to delivery commitment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1207 -Paragraph (a) -Subparagraph (2) + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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