Fresh Start Accounting (Reconciliation of Reorganization Value) (Detail) $ in Thousands	Jun. 04, 2018 USD ($)
Reorganizations [Abstract]
Enterprise Value	$ 1,675,000
Less: Cash balance difference (1)	(20,000)
Less: Effect of deferred tax liability (2)	(30,000)
Plus: Fair value of non-debt current liabilities	114,573
Plus: Fair value of non-debt long term liabilities	63,921
Reorganization value	$ 1,803,494

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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 05
-Paragraph 15
-URI http://asc.fasb.org/extlink&oid=49179835&loc=d3e54813-112758

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56239-112766

Reference 3: 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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