Major Customers - Sales of Purchased Oil and Gas (Details) - Customer concentration - Sales of Purchased Commodities	12 Months Ended
	Dec. 31, 2023 Rate	Dec. 31, 2022 Rate	Dec. 31, 2021 Rate
Equinor Marketing & Trading US Inc.
Concentration Risk [Line Items]
Concentration risk percent	12.00%	7.00%	6.00%
Suncor Energy USA Marketing Inc.
Concentration Risk [Line Items]
Concentration risk percent	11.00%	9.00%	2.00%
Shell Trading US Company
Concentration Risk [Line Items]
Concentration risk percent	10.00%	9.00%	6.00%
Occidental Energy Marketing Inc.
Concentration Risk [Line Items]
Concentration risk percent	0.00%	14.00%	27.00%