Derivative Instruments (Details) - 9 months ended Sep. 30, 2019 - Swaps	MMBTU / d bbl gal	$ / gal	$ / MMBTU
ARA to Mont Belvieu Non-TET | Three months ending December 31, 2019 | Hedged differential
Derivative [Line Items]
Weighted average hedged differential | $ / gal		0.25
ARA to Mont Belvieu Non-TET | Year ending December 31, 2020 | Hedged differential
Derivative [Line Items]
Weighted average hedged differential		0.23	0.353
NYMEX to TCO | Year Ending December 31, 2021 | Hedged differential
Derivative [Line Items]
Weighted average hedged differential | $ / MMBTU			0.414
NYMEX to TCO | Year ending December 31, 2022 | Hedged differential
Derivative [Line Items]
Weighted average hedged differential | $ / MMBTU			0.515
NYMEX to TCO | Year ending December 31, 2023 | Hedged differential
Derivative [Line Items]
Weighted average hedged differential | $ / MMBTU			0.525
NYMEX to TCO | Year ending December 31, 2024 | Hedged differential
Derivative [Line Items]
Weighted average hedged differential | $ / MMBTU			0.530
Mont Belvieu Propane to NYMEX-WTI | Three months ending December 31, 2019
Derivative [Line Items]
Weighted average payout ratio	50
Mont Belvieu Propane to NYMEX-WTI | Year ending December 31, 2020
Derivative [Line Items]
Weighted average payout ratio	50
Mont Belvieu Natural Gasoline to NYMEX-WTI | Three months ending December 31, 2019
Derivative [Line Items]
Weighted average payout ratio	81
Mont Belvieu Natural Gasoline to NYMEX-WTI | Year ending December 31, 2020
Derivative [Line Items]
Weighted average payout ratio	79
Mont Belvieu Natural Gasoline to NYMEX-WTI | Year Ending December 31, 2021
Derivative [Line Items]
Weighted average payout ratio	78
Natural gas | Three months ending December 31, 2019
Derivative [Line Items]
Notional amount (MMBtu/day) | MMBTU / d	996,766
Natural gas | Year ending December 31, 2020
Derivative [Line Items]
Notional amount (MMBtu/day) | MMBTU / d	2,227,500
Natural gas | NYMEX to TCO | Year ending December 31, 2020
Derivative [Line Items]
Notional amount (MMBtu/day) | MMBTU / d	60,000
Natural gas | NYMEX to TCO | Year Ending December 31, 2021
Derivative [Line Items]
Notional amount (MMBtu/day) | MMBTU / d	40,000
Natural gas | NYMEX to TCO | Year ending December 31, 2022
Derivative [Line Items]
Notional amount (MMBtu/day) | MMBTU / d	60,000
Natural gas | NYMEX to TCO | Year ending December 31, 2023
Derivative [Line Items]
Notional amount (MMBtu/day) | MMBTU / d	50,000
Natural gas | NYMEX to TCO | Year ending December 31, 2024
Derivative [Line Items]
Notional amount (MMBtu/day) | MMBTU / d	50,000
Oil | Three months ending December 31, 2019
Derivative [Line Items]
Notional amount | gal	18,000
Oil | Year ending December 31, 2020
Derivative [Line Items]
Notional amount | gal	12,000
Natural gas liquids | Three months ending December 31, 2019
Derivative [Line Items]
Notional amount	35,422
Natural gas liquids | Year ending December 31, 2020
Derivative [Line Items]
Notional amount	13,806
Natural gas liquids | ARA to Mont Belvieu Non-TET | Three months ending December 31, 2019
Derivative [Line Items]
Notional amount	4,050
Natural gas liquids | ARA to Mont Belvieu Non-TET | Year ending December 31, 2020
Derivative [Line Items]
Notional amount	4,273
Natural gas liquids | Mont Belvieu Index Price to WTI | Three months ending December 31, 2019
Derivative [Line Items]
Notional amount	14,400
Natural gas liquids | Mont Belvieu Index Price to WTI | Year ending December 31, 2020
Derivative [Line Items]
Notional amount	15,500
Natural gas liquids | Mont Belvieu Propane to NYMEX-WTI | Three months ending December 31, 2019
Derivative [Line Items]
Notional amount	500
Natural gas liquids | Mont Belvieu Propane to NYMEX-WTI | Year ending December 31, 2020
Derivative [Line Items]
Notional amount	500
Natural gas liquids | Mont Belvieu Natural Gasoline to NYMEX-WTI | Three months ending December 31, 2019
Derivative [Line Items]
Notional amount	13,900
Natural gas liquids | Mont Belvieu Natural Gasoline to NYMEX-WTI | Year ending December 31, 2020
Derivative [Line Items]
Notional amount	15,000
Natural gas liquids | Mont Belvieu Natural Gasoline to NYMEX-WTI | Year Ending December 31, 2021
Derivative [Line Items]
Notional amount	13,000