Other Liabilities - Summary of Other Liabilities (Detail) - USD ($) $ in Thousands	Jun. 28, 2015	Dec. 28, 2014	Jun. 29, 2014
Other Liabilities Disclosure [Abstract]
Accruals for executive benefit plans	$ 120,181	$ 117,965	$ 111,869
Acquisition related contingent consideration	88,362	43,850	11,995
Other	16,659	15,435	16,062
Total other liabilities	$ 225,202	$ 177,250	$ 139,926