Income Taxes - Summary of Provision for Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Income Tax Disclosure [Abstract]
Federal	$ 42,660	$ 33,778	$ 31,309
State and local	7,216	7,169	7,052
Foreign	3,867	4,028	3,008
Total	53,743	44,975	41,369
Current	53,826	39,554	39,949
Deferred	$ (83)	$ 5,421	$ 1,420