Income Taxes - Reconciliation Between Income Tax Expenses (Parenthetical) (Detail) $ in Thousands	12 Months Ended
Dec. 31, 2020 USD ($)
Income Tax Disclosure [Abstract]
Benefit of rate differential on earnings	$ 122,975
Tax losses with investment in foreign subsidiaries and write down of intercompany receivables of foreign subsidiaries	135,599
Tax charge for remeasurement of deferred taxes and tax attributes	49,866
Tax Credit, Foreign	$ 21,193

Covid nineteen pandemic expense benefit of rate differential on earnings.

No definition available.

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- Definition

Covid nineteen pandemic tax charge for remeasurement of deferred tax and tax attributes.

+ References

No definition available.

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- Definition

Covid nineteen pandemic tax losses with foreign subsidiaries investment and write down of intercompany receivables of foreign subsidiaries.

+ References

No definition available.

+ Details

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- References

No definition available.

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- Definition

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign tax credit.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

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