Derivatives - Derivatives terminated (Details) - Early Contract Termination - WTI NYMEX - Crude Oil	12 Months Ended
	Dec. 31, 2021 $ / bbl bbl
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Derivative [Line Items]
Aggregate volumes (Bbl) | bbl	389,180
Weighted-average floor price ($/Bbl)	60.25
Weighted-average ceiling price ($/Bbl)	60.25
Collar Option January 2021 to December 2021
Derivative [Line Items]
Aggregate volumes (Bbl) | bbl	912,500
Weighted-average floor price ($/Bbl)	45.00
Weighted-average ceiling price ($/Bbl)	71.00
Oil puts: April 2019 - December 2019
Derivative [Line Items]
Aggregate volumes (Bbl) | bbl	5,087,500
Weighted-average floor price ($/Bbl)	46.03
Weighted-average ceiling price ($/Bbl)	0
Oil put: January 2020 - December 2020
Derivative [Line Items]
Aggregate volumes (Bbl) | bbl	366,000
Weighted-average floor price ($/Bbl)	45.00
Weighted-average ceiling price ($/Bbl)	0
Oil collars: January 2020 - December 2020
Derivative [Line Items]
Aggregate volumes (Bbl) | bbl	1,134,600
Weighted-average floor price ($/Bbl)	45.00
Weighted-average ceiling price ($/Bbl)	76.13