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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions		3 Months Ended
	Mar. 27, 2020	Mar. 31, 2020	Mar. 31, 2019
Operating Loss Carryforwards [Line Items]
Effective income tax rate		7.10%	11.80%
Income Tax Benefit Offset Amount From Cares Act 2020 Aid	$ 123
Net operating losses carried back term due to cares act		5 years
Tax Year 2014 [Member]
Operating Loss Carryforwards [Line Items]
Refund claim to carryback net operating loss from Settlement with Taxing Authority		$ 123

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Income tax Benefit Offset Amount from Cares Act Two Thousand Twenty Aid.

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Net Operating Losses Carried Back Term Due to Cares Act.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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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)(2))
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The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority.

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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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