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Business Segments - Additional Information (Detail) $ in Thousands		3 Months Ended		6 Months Ended	12 Months Ended
		Dec. 31, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Dec. 31, 2022 USD ($) Rigs Segment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($) Customer
Segment Reporting Information [Line Items]
Number of reportable business segments | Segment					3
Impairment charge of drilling equipment				$ 8,300
Total operating revenues					$ 2,647,592	$ 1,357,081	$ 1,124,249
Long-lived assets		$ 2,331,755			2,260,576	2,331,755	$ 2,761,041
Major Customer
Segment Reporting Information [Line Items]
Number of customers accounted for 10% or more of consolidated revenues | Customer							0
One customer [Member]
Segment Reporting Information [Line Items]
Total operating revenues					$ 476,000	$ 216,000
Consolidated Revenue, Percentage					18.00%	16.00%
COLOMBIA
Segment Reporting Information [Line Items]
Total operating revenues	[1]				$ 70,121	$ 15,751	$ 0
Long-lived assets	[1]	39,307			$ 47,334	39,307	0
Rigs and Spare Rig Components That Would No Longer Be Marketed
Segment Reporting Information [Line Items]
Impairment charge of drilling equipment		$ 220,000	$ 8,300
Contract Drilling
Segment Reporting Information [Line Items]
Marketable land-based drilling rigs | Rigs					184
Total operating revenues					$ 1,316,672	$ 664,030	$ 669,126
[1] Our Colombian operations are included as part of our contract drilling segment.

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