Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		4 Months Ended	5 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Apr. 23, 2021	Sep. 30, 2021	Sep. 30, 2022
Revenues:
Total revenues	$ 226,073	$ 213,877	$ 169,379	$ 328,788	$ 618,014
Operating expenses:
Depreciation	26,069	25,150	92,758	43,885	78,714
General and administrative	16,320	20,976	15,036	37,193	52,805
Impairment of assets			197,027	0	0
Gain on disposition of assets	(73)	(767)	(5,486)	(943)	(4,802)
Total operating expenses	233,648	210,613	496,438	352,672	669,268
Operating (loss) income	(7,575)	3,264	(327,059)	(23,884)	(51,254)
Other income (expense):
Interest income	11	2	30	3	12
Interest expense, net of amounts capitalized	(10,364)	(9,777)	(34,827)	(16,874)	(28,792)
Foreign currency transaction gain	237	1,173	(172)	259	(285)
Reorganization items, net	0	(1,916)	(1,639,763)	(7,454)	0
Other, net	172	(14)	398	10,692	1,487
Loss before income tax benefit (expense)	(17,519)	(7,268)	(2,001,393)	(37,258)	(78,832)
Income tax benefit (expense)	23,029	2,086	39,404	(15,217)	28,059
Net income (loss)	$ 5,510	$ (5,182)	$ (1,961,989)	$ (52,475)	$ (50,773)
Income (loss) per share, Basic	$ 0.05	$ (0.05)	$ (14.21)	$ (0.52)	$ (0.51)
Income (loss) per share, Diluted	$ 0.05	$ (0.05)	$ (14.21)	$ (0.52)	$ (0.51)
Weighted-average shares outstanding, Basic	100,875	100,075	138,054	100,068	100,356
Weighted-average shares outstanding, Diluted	102,273	100,075	138,054	100,068	100,356
Contract Drilling [Member]
Revenues:
Total revenues	$ 189,861	$ 183,156	$ 153,364	$ 281,189	$ 516,992
Operating expenses:
Contract drilling, excluding depreciation	155,567	135,181	181,626	225,892	442,619
Reimbursable Expenses [Member]
Revenues:
Total revenues	36,212	30,721	16,015	47,599	101,022
Operating expenses:
Contract drilling, excluding depreciation	$ 35,765	$ 30,073	$ 15,477	$ 46,645	$ 99,932