Fresh Start Accounting - Schedule of Changes in Other Assets (Detail) - Reorganization Adjustments $ in Thousands	Apr. 23, 2021 USD ($)
Fresh Start Adjustment [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)

Reorganization adjustment in other assets write-off of directors and officers tail insurance policy.

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- Definition

Reorganization adjustment reclassification of BOP lease asset to drilling and other property and equipment.

+ References

No definition available.

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- Definition

Reorganization adjustment reclassification of payment-in-kind upfront fee related to exit RCF from prepaid expenses and other current assets.

+ References

No definition available.

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- Definition

Reorganization adjustment record debt issuance costs related to exit RCF.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Total other assets at the balance sheet date before fresh-start adjustments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120604989&loc=SL2890621-112765

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766

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