Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	$ 915,440	$ 953,808	$ 1,677,324	$ 1,716,498
Income tax expense (benefit)	(8,202)	(14,181)	(18,123)	(24,207)
Selling, general and administrative expenses	(336,081)	(429,292)	(670,932)	(785,592)
Net income	128,143	94,902	208,412	147,538
Reclassification out of Accumulated Other Comprehensive Income
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Net income	(1,800)	2,157	(2,949)	915
Reclassification out of Accumulated Other Comprehensive Income | Amortization of deferred actuarial loss and prior service cost
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income tax expense (benefit)	1,685	1,597	3,321	2,797
Selling, general and administrative expenses	(4,331)	(2,116)	(8,536)	(4,886)
Net income	(2,646)	(519)	(5,215)	(2,089)
Reclassification out of Accumulated Other Comprehensive Income | Foreign Exchange Contract | Gain (loss) on cash flow hedges:
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	1,385	3,823	3,709	4,658
Income tax expense (benefit)	(539)	(1,147)	(1,443)	(1,654)
Net income	$ 846	$ 2,676	$ 2,266	$ 3,004