Shareholders' Equity (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 28, 2020	Mar. 30, 2019
Changes In Components Of OCI [Line Items]
Foreign Currency Translation Adjustment and Other		$ (77,343)	$ 4,442
Unrealized Gain (Loss) on Foreign Exchange Contracts Designated as Net Investment Hedges, Net		15,977	5,533
Unrealized Gain (Loss) on Interest Rate Swaps Designated as Cash Flow Hedges, Net		(28,397)	240
Employee Benefit Plan Items, Net		2,248	319
Net change in Accumulated other comprehensive income (loss)		(87,273)	11,182
Other comprehensive income before reclassifications [Member]
Changes In Components Of OCI [Line Items]
Foreign Currency Translation Adjustment and Other	[1]	(77,207)	5,276
Unrealized Gain (Loss) on Foreign Exchange Contracts Designated as Net Investment Hedges, Net		17,647	6,592
Unrealized Gain (Loss) on Interest Rate Swaps Designated as Cash Flow Hedges, Net		(29,556)	0
Other comprehensive income before reclassifications [Member] | Intra-entity foreign currency transactions [Member]
Changes In Components Of OCI [Line Items]
Foreign Currency Translation Adjustment and Other		9,317	9,859
Reclassification out of Accumulated Other Comprehensive Income [Member]
Changes In Components Of OCI [Line Items]
Foreign Currency Translation Adjustment and Other		106	(186)
Unrealized Gain (Loss) on Foreign Exchange Contracts Designated as Net Investment Hedges, Net		(1,670)	(1,059)
Unrealized Gain (Loss) on Interest Rate Swaps Designated as Cash Flow Hedges, Net		1,159	240
Employee Benefit Plan Items, Net		$ 2,248	$ 319

[1] Includes intra-entity foreign currency transactions that are of a long-term investment nature of $9,317 and $9,859 for the first quarter of 2020 and 2019, respectively.