CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 24, 2017	Sep. 30, 2018	Sep. 24, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 113,855	$ 68,209	$ 530,956	$ 513,445
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(2,212)	25,013	(21,779)	50,207
Derivative financial instruments	123	(17,407)	24,808	(36,871)
Marketable securities	0	0	0	1,194
Pension and postretirement benefit plans	12,401	7,257	110,568	21,769
Total other comprehensive income, net of tax	10,312	14,863	113,597	36,299
Comprehensive income	$ 124,167	$ 83,072	$ 644,553	$ 549,744

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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