Fresh Start Accounting - Schedule of Changes in Other Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Apr. 23, 2021
Reorganization, Chapter 11 [Line Items]
Change in other assets	$ 67,966	$ 84,041	$ 57,047
Reorganization Adjustments | Reorganization, Chapter 11, Predecessor, before Adjustment
Reorganization, Chapter 11 [Line Items]
Reclassification of BOP lease asset to drilling and other property and equipment			(116,242)
Reclassification of payment-in-kind upfront fee related to the Exit RCF from prepaid expenses and other current assets			3,478
Record debt issuance costs related to the Exit RCF			6,659
Write-off of Predecessor directors and officers tail insurance policy			(6,349)
Change in other assets			$ (112,454)