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Accumulated Other Comprehensive Loss - Before and After Tax Amounts for Comprehensive Income (Loss) Components (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jul. 03, 2022	Apr. 03, 2022	Jul. 04, 2021	Apr. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income/(loss)	$ (74,332)	$ 3,447	$ 438,823	$ (26,198)
Foreign Currency Items
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive (loss)/income before reclassifications before tax	(73,537)		11,837		$ (73,722)	$ (20,184)
Other comprehensive (loss)/income before reclassifications, tax	0		0		0	0
Other comprehensive (loss)/income before reclassifications, net of tax	(73,537)		11,837		(73,722)	(20,184)
Other comprehensive income/(loss) before tax	(69,790)		11,837		(69,975)	(20,184)
Other comprehensive income/(loss), tax	0		0		0	0
Other comprehensive income/(loss)	(69,790)		11,837		(69,975)	(20,184)
Foreign Currency Items | Net Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income/(loss) before tax	3,747		0		3,747	0
Amounts reclassified from accumulated other comprehensive income/(loss), tax	0		0		0	0
Amounts reclassified from accumulated other comprehensive income/(loss) net of tax	3,747		0		3,747	0
Defined benefit pension items
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive (loss)/income before reclassifications before tax	(3,907)		14,213		(5,183)	14,364
Other comprehensive (loss)/income before reclassifications, tax	985		(3,441)		1,290	(3,476)
Other comprehensive (loss)/income before reclassifications, net of tax	(2,922)		10,772		(3,893)	10,888
Amounts reclassified from accumulated other comprehensive income/(loss) before tax					2,856	560,964
Amounts reclassified from accumulated other comprehensive income/(loss), tax					(700)	(143,722)
Amounts reclassified from accumulated other comprehensive income/(loss) net of tax					2,156	417,242
Other comprehensive income/(loss) before tax	(2,578)		568,276		(2,327)	575,328
Other comprehensive income/(loss), tax	650		(145,531)		590	(147,198)
Other comprehensive income/(loss)	(1,928)		422,745		(1,737)	428,130
Defined benefit pension items | Net Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income/(loss) before tax	1,329		554,063
Amounts reclassified from accumulated other comprehensive income/(loss), tax	(335)		(142,090)
Amounts reclassified from accumulated other comprehensive income/(loss) net of tax	994		411,973
Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive (loss)/income before reclassifications before tax	(474)		5,674		4,271	7,012
Other comprehensive (loss)/income before reclassifications, tax	139		(1,452)		(1,224)	(1,793)
Other comprehensive (loss)/income before reclassifications, net of tax	(335)		4,222		3,047	5,219
Other comprehensive income/(loss) before tax	(2,953)		4,680		622	5,964
Other comprehensive income/(loss), tax	863		(1,198)		(162)	(1,524)
Other comprehensive income/(loss)	(2,090)		3,482		460	4,440
Cash Flow Hedges | Fixed Assets
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income/(loss) before tax	(668)		(49)		(552)	(62)
Amounts reclassified from accumulated other comprehensive income/(loss), tax	195		13		164	16
Amounts reclassified from accumulated other comprehensive income/(loss) net of tax	(473)		(36)		(388)	(46)
Cash Flow Hedges | Net Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive income/(loss) before tax	(1,811)		(945)		(3,097)	(986)
Amounts reclassified from accumulated other comprehensive income/(loss), tax	529		241		898	253
Amounts reclassified from accumulated other comprehensive income/(loss) net of tax	(1,282)		(704)		(2,199)	(733)
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income/(loss) before tax	(75,321)		584,793		(71,680)	561,108
Other comprehensive income/(loss), tax	1,513		(146,729)		428	(148,722)
Other comprehensive income/(loss)	$ (73,808)	$ 2,556	$ 438,064	$ (25,678)	$ (71,252)	$ 412,386

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