Shareholders' Equity (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2024	Sep. 29, 2023	Sep. 27, 2024	Sep. 29, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 2,418,485	$ 2,116,307	$ 2,224,225	$ 1,859,652
Ending balance	2,513,294	2,188,526	2,513,294	2,188,526
Pension and Post-retirement Medical
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(29,379)	(37,915)	(31,012)	(39,734)
Other comprehensive income (loss) before reclassifications	0	0	0	0
Reclassified to pension cost and deferred tax	(202)	848	1,431	2,667
Ending balance	(29,581)	(37,067)	(29,581)	(37,067)
Cumulative Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(23,500)	(20,116)	(3,983)	(29,644)
Other comprehensive income (loss) before reclassifications	19,491	(9,022)	(26)	506
Reclassified to pension cost and deferred tax	0	0	0	0
Ending balance	(4,009)	(29,138)	(4,009)	(29,138)
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(52,879)	(58,031)	(34,995)	(69,378)
Other comprehensive income (loss) before reclassifications	19,491	(9,022)	(26)	506
Reclassified to pension cost and deferred tax	(202)	848	1,431	2,667
Ending balance	$ (33,590)	$ (66,205)	$ (33,590)	$ (66,205)