Assets by Segment (Detail) - USD ($) $ in Thousands		Dec. 31, 2016	Jan. 02, 2016
Assets:
Assets		$ 2,761,068	$ 2,844,051
Other
Assets:
Assets	[1]	86,446	100,120
DSD Segment | Operating Segments
Assets:
Assets		2,344,616	2,409,902
Warehouse Segment | Operating Segments
Assets:
Assets		$ 330,006	$ 334,029

[1] Represents the company’s corporate head office assets including primarily cash and cash equivalents, deferred taxes and deferred financing costs.