Segment and Geographic Information - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024
Segment Reporting Information [Line Items]
Net sales	$ 540,959	$ 502,951	$ 1,048,651	$ 971,652
Cost of goods sold	321,446	303,550	621,430	590,805
Income from operations	82,481	72,452	162,555	126,890
Operating Segments
Segment Reporting Information [Line Items]
Net sales	540,959	502,951	1,048,651	971,652
Cost of goods sold	321,446	303,548	621,430	590,795
Factoring expense	14,566	12,622	29,154	26,232
Other segment expenses	116,686	108,118	223,655	210,989
Income from operations	88,261	78,663	174,412	143,636
Light Duty | Operating Segments
Segment Reporting Information [Line Items]
Net sales	424,328	385,358	833,184	744,651
Cost of goods sold	248,139	230,628	485,138	447,113
Factoring expense	14,566	12,622	29,154	26,232
Other segment expenses	83,322	76,196	159,098	147,599
Income from operations	78,301	65,912	159,794	123,707
Heavy Duty | Operating Segments
Segment Reporting Information [Line Items]
Net sales	62,060	61,189	113,740	118,998
Cost of goods sold	46,705	45,185	85,182	89,753
Factoring expense	0	0	0	0
Other segment expenses	14,833	13,283	28,199	26,515
Income from operations	522	2,721	359	2,730
Specialty Vehicle | Operating Segments
Segment Reporting Information [Line Items]
Net sales	54,571	56,404	101,727	108,003
Cost of goods sold	26,602	27,735	51,110	53,929
Factoring expense	0	0	0	0
Other segment expenses	18,531	18,639	36,358	36,875
Income from operations	$ 9,438	$ 10,030	$ 14,259	$ 17,199