Other Liabilities - Summary of Other Liabilities (Detail) - USD ($) $ in Thousands	Sep. 27, 2015	Dec. 28, 2014	Sep. 28, 2014
Other Liabilities Disclosure [Abstract]
Accruals for executive benefit plans	$ 121,575	$ 117,965	$ 113,839
Acquisition related contingent consideration	87,319	43,850	11,995
Other	17,034	15,435	15,791
Total other liabilities	$ 225,928	$ 177,250	$ 141,625