Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues:
Total revenues	$ 252,886	$ 281,563	$ 527,496	$ 513,584
Operating expenses:
Depreciation	31,698	27,906	63,052	55,812
General and administrative	23,219	16,824	41,796	36,409
Gain on disposition of assets	(7,106)	(1,933)	(3,710)	(3,146)
Total operating expenses	224,605	271,323	477,402	508,303
Operating income	28,281	10,240	50,094	5,281
Other income (expense):
Interest income	1,966	5	3,740	12
Interest expense, net of amounts capitalized	(15,061)	(12,755)	(30,407)	(24,795)
Foreign currency transaction gain (loss)	(13)	(1,968)	218	(3,239)
Other, net	1,605	136	1,534	(17)
Income (loss) before income tax (expense) benefit	16,778	(4,342)	25,179	(22,758)
Income tax (expense) benefit	(7,451)	243,125	(4,240)	268,770
Net income	$ 9,327	$ 238,783	$ 20,939	$ 246,012
Earnings per share, Basic	$ 0.09	$ 2.35	$ 0.2	$ 2.43
Earnings per share, Diluted	$ 0.09	$ 2.29	$ 0.2	$ 2.36
Weighted-average shares outstanding, Basic	102,542	101,487	102,491	101,409
Weighted-average shares outstanding, Diluted	105,088	104,236	104,927	104,091
Contract Drilling [Member]
Revenues:
Total revenues	$ 240,229	$ 264,990	$ 498,999	$ 479,373
Operating expenses:
Contract drilling, excluding depreciation	164,461	212,947	348,665	386,436
Reimbursable Expenses [Member]
Revenues:
Total revenues	12,657	16,573	28,497	34,211
Operating expenses:
Contract drilling, excluding depreciation	$ 12,333	$ 15,579	$ 27,599	$ 32,792