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Income Taxes - Reconciliation of Statutory Federal Income Tax Rate (Detail)	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Statutory federal income tax rate	21.00%	35.00%	35.00%
Increase (decrease) in tax rate resulting from:
State income taxes, net of federal benefit	2.90%	2.40%	2.40%
Noncontrolling interests	(0.40%)	(0.60%)	(0.60%)
Repatriation of foreign earnings	(0.10%)	(1.20%)	(0.10%)
Change in valuation allowance for deferred tax assets	0.30%	0.10%	(1.00%)
Adjustments to tax accruals and reserves	(0.20%)	(0.30%)	0.30%
Foreign rate differences	0.40%	(2.40%)	(2.10%)
Domestic production activities deduction	(0.00%)	(2.10%)	(1.90%)
Excess tax benefits related to equity compensation	(0.80%)	(1.40%)	(1.80%)
U.S. tax reform, net impact	0.40%	0.90%	0.00%
Other	0.10%	0.10%	0.30%
Effective tax rate	23.60%	30.50%	30.50%

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Effective income tax rate reconciliation, adjustments to tax accruals and reserves

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