Income Taxes - Reconciliation of Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 26, 2020	Dec. 28, 2019	Dec. 29, 2018
Income Tax Disclosure [Abstract]
Expected income tax expense	$ 43,930	$ 34,892	$ 31,588
State and local income tax, net of federal benefit	5,949	3,234	3,495
Effect of foreign statutory rates different from U.S. and other foreign adjustments	2,783	(771)	759
Investment in unconsolidated affiliates	(387)	538	(2,776)
Effect of tax on accumulated foreign earnings	0	(111)	(4,415)
Other, net	3,046	(2,525)	2,301
Income tax expense	$ 55,321	$ 35,257	$ 30,952