Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Sep. 28, 2024	Dec. 31, 2024
Goodwill and Intangible Assets
Gross Carrying Amount	$ 266,701		$ 266,701		$ 289,367
Accumulated Amortization	(184,915)		(184,915)		(192,661)
Net	81,786		81,786		96,706
Amortization expense, intangible assets	4,800	$ 7,300	15,000	$ 22,300
Customer relationships
Goodwill and Intangible Assets
Gross Carrying Amount	192,700		192,700		215,366
Accumulated Amortization	(122,373)		(122,373)		(133,927)
Net	70,327		70,327		81,439
Amortizable trade name
Goodwill and Intangible Assets
Gross Carrying Amount	74,001		74,001		74,001
Accumulated Amortization	(62,542)		(62,542)		(58,734)
Net	$ 11,459		$ 11,459		$ 15,267