Summary of Significant Accounting Policies - Other Property and equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Property and Equipment
Depreciation expense	$ 689,966	$ 680,600	$ 742,009
Oil and Gas Properties
Impairment of unproved oil and gas properties	51,000	98,000	91,000
Depreciation, depletion, and amortization expense for oil and gas properties	682,000	738,000	736,000
Impairment of long-lived assets other than oil and gas properties	0	48,000	0
Deferred Financing Costs
Amortization and write off related to deferred debt issuance costs	4,000	4,000	7,000
Other long term assets
Deferred Financing Costs
Unamortized debt issuance costs	5,000	6,000
Long-term debt
Deferred Financing Costs
Unamortized debt issuance costs	10,000	12,000
Other property and equipment
Property and Equipment
Depreciation expense	$ 8,000	$ 4,000	$ 6,000
Other property and equipment | Minimum
Property and Equipment
Estimated useful life	2 years
Other property and equipment | Maximum
Property and Equipment
Estimated useful life	20 years