Schedule of Losses Before Income Taxes Derived from United States and Non-U.S Operation (Detail) - USD ($) $ in Thousands	4 Months Ended	5 Months Ended	12 Months Ended
Jul. 31, 2017	Dec. 31, 2017	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Non-U.S.	$ (1,603,788)	$ (5,137)	$ (44,205)	$ (99,607)
United States	(44,355)	(31,550)	(69,290)	(53,912)
Total pre-tax amounts	$ (1,648,143)	$ (36,687)	$ (113,495)	$ (153,519)

Sum of operating profit and nonoperating income (expense) before income taxes.

No definition available.

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

+ References

+ Details

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- References

No definition available.

+ Details

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