Condensed Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - 6 months ended Jul. 18, 2015 - USD ($) $ in Thousands	Total	Common Stock	Capital in Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
Balances at Jan. 03, 2015	$ 1,123,044	$ 199	$ 613,859	$ 809,068	$ (98,020)	$ (202,062)
Balances (in shares) at Jan. 03, 2015		228,729,585
Balances, treasury shares at Jan. 03, 2015	(19,382,272)					(19,382,272)
Net income	$ 113,149			113,149
Derivative instruments, net of tax	4,228				4,228
Pension and postretirement plans, net of tax	1,300				1,300
Exercise of stock options (in shares)						257,999
Exercise of stock options	2,795		79			$ 2,716
Amortization of share-based compensation awards	10,756		10,756
Issuance of deferred compensation (in shares)						5,995
Issuance of deferred compensation			(132)			$ 132
Income tax benefits related to share-based payment awards	2,301		2,301
Performance-contingent restricted stock awards issued (in shares)						853,206
Performance-contingent restricted stock awards issued (Note 12)			(8,899)			$ 8,899
Issuance of deferred stock awards (in shares)						38,070
Issuance of deferred stock awards			(404)			$ 404
Stock repurchases (in shares)						(318,399)
Stock repurchases	(6,858)					$ (6,858)
Dividends paid on vested share-based payment awards	(879)			(879)
Dividends paid	(58,302)			(58,302)
Balances at Jul. 18, 2015	$ 1,191,534	$ 199	$ 617,560	$ 863,036	$ (92,492)	$ (196,769)
Balances (in shares) at Jul. 18, 2015		228,729,585
Balances, treasury shares at Jul. 18, 2015	(18,545,401)					(18,545,401)