Revenues Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	$ 1,789,621	$ 2,829,173	$ 3,581,341	$ 5,103,434
Bakken
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	906,109	1,324,650	1,855,913	2,527,835
Anadarko Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	403,586	859,019	824,787	1,483,538
Powder River Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	103,269	199,860	218,274	288,066
Permian Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	329,821	382,790	592,280	683,599
Other [Member]
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	46,836	62,854	90,087	120,396
Crude oil sales
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	1,566,526	1,961,481	2,951,962	3,605,329
Crude oil sales | Bakken
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	846,326	1,071,043	1,643,245	2,034,360
Crude oil sales | Anadarko Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	265,008	329,666	465,989	610,828
Crude oil sales | Powder River Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	95,422	161,644	196,170	241,558
Crude oil sales | Permian Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	312,968	336,532	556,574	598,916
Crude oil sales | Other [Member]
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	46,802	62,596	89,984	119,667
Natural gas sales
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	223,095	867,692	629,379	1,498,105
Natural gas sales | Bakken
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	59,783	253,607	212,668	493,475
Natural gas sales | Anadarko Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	138,578	529,353	358,798	872,710
Natural gas sales | Powder River Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	7,847	38,216	22,104	46,508
Natural gas sales | Permian Basin
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	16,853	46,258	35,706	84,683
Natural gas sales | Other [Member]
Disaggregation of Revenue [Line Items]
Crude oil, natural gas, and natural gas liquids sales	$ 34	$ 258	$ 103	$ 729