Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	4 Months Ended
	Apr. 23, 2016	Apr. 25, 2015
Income Statement [Abstract]
Sales	$ 1,204,352	$ 1,146,045
Materials, supplies, labor and other production costs (exclusive of depreciation and amortization shown separately below)	621,190	585,916
Selling, distribution and administrative expenses	444,539	423,774
Depreciation and amortization	43,467	39,817
Income from operations	95,156	96,538
Interest expense	9,068	8,359
Interest income	(6,290)	(6,777)
Income before income taxes	92,378	94,956
Income tax expense	33,015	33,567
Net income	$ 59,363	$ 61,389
Basic:
Net income per common share	$ 0.28	$ 0.29
Weighted average shares outstanding	210,662	209,913
Diluted:
Net income per common share	$ 0.28	$ 0.29
Weighted average shares outstanding	212,836	212,718
Cash dividends paid per common share	$ 0.145	$ 0.1325