Leases - Components of Lease Costs (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Lease, Cost [Abstract]
Finance lease cost - interest on lease liabilities		$ 7,558	$ 11,453	$ 15,748
Operating lease cost, excluding short-term leases	[1]	2,281	2,706	3,361
Short-term lease cost	[2]	55,072	38,472	53,573
Variable lease cost	[3]	1,450	1,356	543
Total lease cost		$ 66,361	$ 53,987	$ 73,225

[1] Operating lease cost reflect a single lease cost, calculated so that the cost of the lease is allocated over the lease term on a straight-line basis.

[2] Short-term lease costs are reported at gross amounts and primarily represent costs incurred for drilling rigs, most of which are short-term contracts not recognized as a ROU asset and lease liability on the Consolidated Balance Sheets.

[3] Variable lease costs primarily represent differences between minimum payment obligations and actual operating charges incurred by the Company related to its long-term leases.