Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
Apr. 03, 2021	Mar. 28, 2020
Income Tax Disclosure [Abstract]
Effective tax rate (percent)	43.00%	23.00%
Federal corporate income tax rate (percent)	21.00%	21.00%
Tax benefit related to excess tax benefits associated with share-based compensation	$ 6
Tax expense related to a change in valuation allowance		$ 3

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

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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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 increase (decrease) in the valuation allowance for deferred tax assets.

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