Derivative Instruments (Details)	12 Months Ended
Dec. 31, 2019 MMBTU / d $ / MMBTU bbl
NYMEX to TCO \| Year ending December 31, 2020
Derivative Instruments
Weighted average hedged differential \| $ / MMBTU	0.24
NYMEX to TCO \| Year ending December 31, 2021
Derivative Instruments
Weighted average hedged differential \| $ / MMBTU	0.35
NYMEX to TCO \| Year ending December 31, 2022
Derivative Instruments
Weighted average hedged differential \| $ / MMBTU	0.41
NYMEX to TCO \| Year ending December 31, 2023
Derivative Instruments
Weighted average hedged differential \| $ / MMBTU	0.52
NYMEX to TCO \| Year ending December 31, 2024
Derivative Instruments
Weighted average hedged differential \| $ / MMBTU	0.53
ARA to Mont Belvieu Non-TET \| Year ending December 31, 2020
Derivative Instruments
Weighted average hedged differential \| $ / MMBTU	0.22
Swaps
Derivative Instruments
Weighted average payout ratio	80
Swaps \| Mont Belvieu Propane to NYMEX-WTI \| Year ending December 31, 2020
Derivative Instruments
Weighted average payout ratio	50
Swaps \| Mont Belvieu Natural Gasoline to NYMEX-WTI \| Year ending December 31, 2021
Derivative Instruments
Weighted average payout ratio	78
Natural gas \| Swaps \| Year ending December 31, 2020
Derivative Instruments
Notional amount (MMBtu/day) \| MMBTU / d	2,227,500
Natural gas \| Swaps \| NYMEX to TCO \| Year ending December 31, 2021
Derivative Instruments
Notional amount (MMBtu/day) \| MMBTU / d	60,000
Natural gas \| Swaps \| NYMEX to TCO \| Year ending December 31, 2022
Derivative Instruments
Notional amount (MMBtu/day) \| MMBTU / d	40,000
Natural gas \| Swaps \| NYMEX to TCO \| Year ending December 31, 2023
Derivative Instruments
Notional amount (MMBtu/day) \| MMBTU / d	60,000
Natural gas \| Swaps \| NYMEX to TCO \| Year ending December 31, 2024
Derivative Instruments
Notional amount (MMBtu/day) \| MMBTU / d	50,000
Oil \| Swaps \| Year ending December 31, 2020
Derivative Instruments
Notional amount	26,000
Natural gas liquids \| Swaps
Derivative Instruments
Notional amount	18,800
Natural gas liquids \| Swaps \| Year ending December 31, 2020
Derivative Instruments
Notional amount	10,371
Natural gas liquids \| Swaps \| NYMEX to TCO \| Year ending December 31, 2020
Derivative Instruments
Notional amount	2,670
Natural gas liquids \| Swaps \| ARA to Mont Belvieu Non-TET \| Year ending December 31, 2020
Derivative Instruments
Notional amount	1,602
Natural gas liquids \| Swaps \| Mont Belvieu Propane to NYMEX-WTI \| Year ending December 31, 2020
Derivative Instruments
Notional amount	500
Natural gas liquids \| Swaps \| Mont Belvieu Natural Gasoline to NYMEX-WTI \| Year ending December 31, 2021
Derivative Instruments
Notional amount	18,650

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- Definition

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+ References

No definition available.

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- Definition

Nominal number of units used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

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- Definition

Average fixed price related to the group of price risk swap derivatives.

+ References

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