Drilling and Other Property and Equipment - Summary of Cost and Accumulated Depreciation of Drilling and Other Property and Equipment (Detail) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property and equipment	$ 1,335,662	$ 1,313,880
Less: accumulated depreciation	(194,862)	(171,972)
Drilling and other property and equipment, net	1,140,800	1,141,908
Drilling Rigs and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	1,148,468	1,126,793
Finance Lease Right of Use Asset [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	174,571	174,571
Land and Buildings [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	10,001	10,001
Office Equipment and Other [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	$ 2,622	$ 2,515