Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2017	Jul. 02, 2016	Jul. 01, 2017	Jul. 02, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 109,889	$ 51,015	$ 319,052	$ 311,284
Foreign currency translation and other
Gains (losses) arising during the period	87,343	(73,489)	135,168	44,068
Less income tax effect	21,729	1,166	26,202	(1,112)
Defined benefit pension plans
Amortization of net deferred actuarial losses	10,002	16,319	21,384	32,625
Amortization of deferred prior service costs	645	645	1,357	1,292
Reclassification of net actuarial loss from settlement charge	0	0	20,996	0
Less income tax effect	(4,015)	(6,951)	(16,129)	(13,020)
Derivative financial instruments
Gains (losses) arising during the period	(56,339)	39,049	(66,433)	23,266
Less income tax effect	7,863	(14,916)	10,423	(8,831)
Reclassification to net income for (gains) losses realized	(11,319)	(21,024)	(27,810)	(59,319)
Less income tax effect	1,534	8,031	5,708	22,798
Other comprehensive income (loss)	57,443	(51,170)	110,866	41,767
Comprehensive income (loss)	$ 167,332	$ (155)	$ 429,918	$ 353,051