Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 07, 2017	Oct. 08, 2016	Oct. 07, 2017	Oct. 08, 2016
Income Statement [Abstract]
Sales	$ 932,822	$ 918,791	$ 3,047,110	$ 3,058,168
Materials, supplies, labor and other production costs (exclusive of depreciation and amortization shown separately below)	476,170	476,760	1,552,263	1,575,905
Selling, distribution and administrative expenses	355,599	341,538	1,171,062	1,124,473
Depreciation and amortization	32,972	32,530	114,288	108,595
Restructuring and related impairment charges	100,549		100,549
Gain on divestiture			(28,875)
Multi-employer pension plan withdrawal costs	18,268		18,268
Pension plan settlement loss	3,030	1,832	3,030	6,473
Income (loss) from operations	(53,766)	66,131	116,525	242,722
Interest expense	8,194	9,440	28,255	26,157
Interest income	(5,464)	(4,757)	(17,199)	(15,686)
Income (loss) before income taxes	(56,496)	61,448	105,469	232,251
Income tax expense (benefit)	(22,925)	21,232	33,882	81,517
Net income (loss)	$ (33,571)	$ 40,216	$ 71,587	$ 150,734
Basic:
Net income (loss) per common share	$ (0.16)	$ 0.19	$ 0.34	$ 0.72
Weighted average shares outstanding	209,606	207,402	209,376	208,649
Diluted:
Net income (loss) per common share	$ (0.16)	$ 0.19	$ 0.34	$ 0.72
Weighted average shares outstanding	209,606	208,944	210,231	210,564
Cash dividends paid per common share	$ 0.1700	$ 0.1600	$ 0.5000	$ 0.4650