Supplemental Financial Information - Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Current income tax asset		$ 49,664	$ 0
Prepaid taxes		21,918	16,922
Deferred contract costs		17,525	14,373
Collateral deposit		16,773	0
Rig spare parts and supplies		10,824	5,091
Prepaid Insurance		4,457	3,022
Current contract assets	[1]	4,324	141
Prepaid rig costs		4,185	4,001
Software maintenance agreements and subscriptions		1,560	1,212
Deferred survey costs		1,240	838
Other		3,741	3,095
Change in prepaid expenses and other current assets		$ 136,211	$ 48,695

[1] Contract assets and contract liabilities may reflect balances which have been netted together on a contract basis. Net current contract asset and liability balances are included in “Prepaid expenses and other current assets” and “Accrued liabilities,” respectively, and net noncurrent contract liability balances are included in “Other liabilities” in our unaudited Condensed Consolidated Balance Sheets.