Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 26, 2025	Sep. 27, 2024	Sep. 26, 2025	Sep. 27, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	$ 910,645	$ 907,085	$ 868,881	$ 885,053
Other comprehensive income (loss) before reclassifications	(663)	2,931	10,182	2,273
Amounts reclassified from accumulated other comprehensive income (loss)	(970)	(1,211)	(2,747)	(3,893)
Net current period other comprehensive (loss) income before tax	(1,633)	1,720	7,435	(1,620)
Deferred taxes	(134)	(1,345)	(352)	(746)
Net current period other comprehensive (loss) income after tax	(1,499)	3,065	7,787	(874)
Ending balances	934,579	931,895	934,579	931,895
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	(51,760)	(50,887)	(61,046)	(46,948)
Net current period other comprehensive (loss) income after tax	(1,499)	3,065	7,787	(874)
Ending balances	(53,259)	(47,822)	(53,259)	(47,822)
Gains and Losses on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	3,206	7,104	5,185	5,258
Other comprehensive income (loss) before reclassifications	240	(4,648)	(679)	243
Amounts reclassified from accumulated other comprehensive income (loss)	(806)	(1,134)	(2,457)	(3,627)
Net current period other comprehensive (loss) income before tax	(566)	(5,782)	(3,136)	(3,384)
Deferred taxes	(131)	(1,330)	(722)	(778)
Net current period other comprehensive (loss) income after tax	(435)	(4,452)	(2,414)	(2,606)
Ending balances	2,771	2,652	2,771	2,652
Pension and Post-Employment Benefits
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	(53,648)	(48,894)	(54,702)	(48,658)
Other comprehensive income (loss) before reclassifications	0	0	1,553	0
Amounts reclassified from accumulated other comprehensive income (loss)	(164)	(77)	(290)	(266)
Net current period other comprehensive (loss) income before tax	(164)	(77)	1,263	(266)
Deferred taxes	(3)	(15)	370	32
Net current period other comprehensive (loss) income after tax	(161)	(62)	893	(298)
Ending balances	(53,809)	(48,956)	(53,809)	(48,956)
Foreign Currency Translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	(1,318)	(9,097)	(11,529)	(3,548)
Other comprehensive income (loss) before reclassifications	(903)	7,579	9,308	2,030
Amounts reclassified from accumulated other comprehensive income (loss)	0	0	0	0
Net current period other comprehensive (loss) income before tax	(903)	7,579	9,308	2,030
Deferred taxes	0	0	0	0
Net current period other comprehensive (loss) income after tax	(903)	7,579	9,308	2,030
Ending balances	(2,221)	(1,518)	(2,221)	(1,518)
Foreign Currency | Gains and Losses on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	1,316	1,718	1,638	1,201
Other comprehensive income (loss) before reclassifications	118	(695)	(206)	177
Amounts reclassified from accumulated other comprehensive income (loss)	(9)	(135)	(103)	(335)
Net current period other comprehensive (loss) income before tax	109	(830)	(309)	(158)
Deferred taxes	24	(191)	(72)	(36)
Net current period other comprehensive (loss) income after tax	85	(639)	(237)	(122)
Ending balances	1,401	1,079	1,401	1,079
Interest Rate | Gains and Losses on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	1,888	5,709	3,545	4,156
Other comprehensive income (loss) before reclassifications	122	(3,805)	(473)	774
Amounts reclassified from accumulated other comprehensive income (loss)	(797)	(1,294)	(2,354)	(3,856)
Net current period other comprehensive (loss) income before tax	(675)	(5,099)	(2,827)	(3,082)
Deferred taxes	(155)	(1,173)	(650)	(709)
Net current period other comprehensive (loss) income after tax	(520)	(3,926)	(2,177)	(2,373)
Ending balances	1,368	1,783	1,368	1,783
Precious Metals | Gains and Losses on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balances	2	(323)	2	(99)
Other comprehensive income (loss) before reclassifications	0	(148)	0	(708)
Amounts reclassified from accumulated other comprehensive income (loss)	0	295	0	564
Net current period other comprehensive (loss) income before tax	0	147	0	(144)
Deferred taxes	0	34	0	(33)
Net current period other comprehensive (loss) income after tax	0	113	0	(111)
Ending balances	$ 2	$ (210)	$ 2	$ (210)