Fresh Start Accounting - Additional Information (Details) $ in Millions	Feb. 23, 2022 USD ($)
Reorganization, Chapter 11 [Line Items]
Enterprise value	$ 2,095
Minimum
Reorganization, Chapter 11 [Line Items]
Enterprise value	1,795
Maximum
Reorganization, Chapter 11 [Line Items]
Enterprise value	2,396
Median
Reorganization, Chapter 11 [Line Items]
Enterprise value	$ 2,095

Amount of reorganization value related to present value of discounted cash flows of the emerging entity. Reorganization value is the amount attributed to the reconstituted entity, as well as the expected net realizable value of those assets that will be disposed before reconstitution occurs.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=84165509&loc=d3e56239-112766

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant