Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Capitalized Contract Cost [Line Items]
Revenues	$ 262,194	$ 250,849	$ 524,903	$ 495,223
Seats
Capitalized Contract Cost [Line Items]
Revenues	89,609	86,188	185,764	171,783
Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	75,175	54,555	135,987	99,550
Trim
Capitalized Contract Cost [Line Items]
Revenues	50,001	47,469	99,297	93,523
Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	1,443	23,150	8,912	55,480
Cab structures
Capitalized Contract Cost [Line Items]
Revenues	32,382	28,787	67,283	54,377
Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	13,584	10,700	27,660	20,510
Vehicle Solutions
Capitalized Contract Cost [Line Items]
Revenues	152,730	142,785	313,315	282,941
Vehicle Solutions | Seats
Capitalized Contract Cost [Line Items]
Revenues	70,895	65,304	147,886	135,112
Vehicle Solutions | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Vehicle Solutions | Trim
Capitalized Contract Cost [Line Items]
Revenues	48,528	47,469	94,951	92,227
Vehicle Solutions | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Vehicle Solutions | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	31,815	28,787	65,718	54,377
Vehicle Solutions | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	1,492	1,225	4,760	1,225
Electrical Systems
Capitalized Contract Cost [Line Items]
Revenues	63,625	47,345	118,373	87,222
Electrical Systems | Seats
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Electrical Systems | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	63,625	47,345	118,373	87,222
Electrical Systems | Trim
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Electrical Systems | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Electrical Systems | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Electrical Systems | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Aftermarket and Accessories
Capitalized Contract Cost [Line Items]
Revenues	36,829	32,172	74,458	62,387
Aftermarket and Accessories | Seats
Capitalized Contract Cost [Line Items]
Revenues	18,714	20,884	37,878	36,671
Aftermarket and Accessories | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	3,983	1,813	7,769	5,135
Aftermarket and Accessories | Trim
Capitalized Contract Cost [Line Items]
Revenues	1,473	0	4,346	1,296
Aftermarket and Accessories | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Aftermarket and Accessories | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	567	0	1,565	0
Aftermarket and Accessories | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	12,092	9,475	22,900	19,285
Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	9,010	28,547	18,757	62,673
Industrial Automation | Seats
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Industrial Automation | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	7,567	5,397	9,845	7,193
Industrial Automation | Trim
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Industrial Automation | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	1,443	23,150	8,912	55,480
Industrial Automation | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	0	0	0	0
Industrial Automation | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	$ 0	$ 0	$ 0	$ 0