Segment Information - Revenues and Long-lived Assets by Geographical Area (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 30, 2023
Revenues from External Customers and Long-Lived Assets
Net sales	$ 2,386,294	$ 2,190,768	$ 2,362,657
Long-lived assets	540,640	477,068	493,153
Additions to long-lived assets	65,250	78,413	83,654
U.S.
Revenues from External Customers and Long-Lived Assets
Net sales	830,293	800,331	820,735
Long-lived assets	95,619	74,698	73,126
Additions to long-lived assets	10,694	19,081	9,502
China
Revenues from External Customers and Long-Lived Assets
Net sales	571,587	506,643	546,786
Long-lived assets	130,047	132,504	139,736
Additions to long-lived assets	13,371	16,045	32,805
Mexico
Revenues from External Customers and Long-Lived Assets
Long-lived assets	83,478	89,558	102,218
Additions to long-lived assets	6,381	10,181	13,920
Germany
Revenues from External Customers and Long-Lived Assets
Long-lived assets	110,246	58,758	47,217
Additions to long-lived assets	20,626	19,972	10,279
Philippines
Revenues from External Customers and Long-Lived Assets
Long-lived assets	61,591	66,174	73,217
Additions to long-lived assets	5,716	4,383	6,156
Other countries
Revenues from External Customers and Long-Lived Assets
Net sales	984,414	883,794	995,136
Long-lived assets	59,659	55,376	57,639
Additions to long-lived assets	$ 8,462	$ 8,751	$ 10,992