Supplemental Financial Information - Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands		Dec. 31, 2022	Dec. 31, 2021	Apr. 23, 2021
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid taxes		$ 16,922	$ 16,163
Deferred contract costs		14,373	7,267
Rig spare parts and supplies		5,091	3,716
Prepaid rig costs		4,001	4,048
Prepaid insurance		3,022	3,436
Deferred survey costs		838	511
Current contract assets	[1]	141	1,835
Collateral deposits			17,480
Other		4,307	6,984
Change in prepaid expenses and other current assets		$ 48,695	$ 61,440	$ 58,655

[1] Contract assets and contract liabilities may reflect balances that 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 asset and liability balances are included in “Other assets” and “Other liabilities,” respectively, in our Consolidated Balance Sheets as of December 31, 2022 and 2021.