Drilling and Other Property and Equipment - Summary of Cost and Accumulated Depreciation of Drilling and Other Property and Equipment (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Property and equipment	$ 1,480,976	$ 1,434,589
Less: accumulated depreciation	(341,174)	(278,221)
Drilling and other property and equipment, net	1,139,802	1,156,368
Drilling Rigs and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	1,290,755	1,244,798
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	10,098	10,040
Office Equipment and Other [Member]
Property, Plant and Equipment [Line Items]
Property and equipment	$ 5,552	$ 5,180