Summary of Currently Identifiable and Measurable Costs Reclassified in Condensed Consolidated Statements of Operations Related to Production and Distribution Disruptions (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 14, 2018	Jul. 15, 2017	Jul. 14, 2018	Jul. 15, 2017
Materials, supplies, labor and other production costs (exclusive of depreciation and amortization shown separately below)	$ 488,871	$ 468,246	$ 1,113,993	$ 1,076,314
Selling, distribution and administrative expenses	360,365	$ 355,542	814,828	$ 818,608
Loss on inferior ingredients	3,884		$ 3,884
DSD Segment
Materials, supplies, labor and other production costs (exclusive of depreciation and amortization shown separately below)	3,180
Selling, distribution and administrative expenses	704
Loss on inferior ingredients	$ 3,884