Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Capitalized Contract Cost [Line Items]
Revenues	$ 981,553	$ 971,578	$ 717,699
Seats
Capitalized Contract Cost [Line Items]
Revenues	362,215	322,957	264,211
Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	205,181	207,333	187,965
Trim
Capitalized Contract Cost [Line Items]
Revenues	185,462	156,760	111,863
Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	73,340	162,583	63,559
Cab structures
Capitalized Contract Cost [Line Items]
Revenues	110,624	77,510	49,781
Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	44,731	44,435	40,320
Vehicle Solutions
Capitalized Contract Cost [Line Items]
Revenues	579,731	498,913	366,636
Vehicle Solutions | Seats
Capitalized Contract Cost [Line Items]
Revenues	286,391	267,580	205,232
Vehicle Solutions | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	89	2,682	1,751
Vehicle Solutions | Trim
Capitalized Contract Cost [Line Items]
Revenues	179,910	154,205	109,450
Vehicle Solutions | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	0	0	0
Vehicle Solutions | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	109,268	69,749	46,483
Vehicle Solutions | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	4,073	4,697	3,720
Electrical Systems
Capitalized Contract Cost [Line Items]
Revenues	180,404	168,971	141,094
Electrical Systems | Seats
Capitalized Contract Cost [Line Items]
Revenues	0	0	0
Electrical Systems | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	179,849	168,108	138,903
Electrical Systems | Trim
Capitalized Contract Cost [Line Items]
Revenues	0	0	0
Electrical Systems | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	520	0	0
Electrical Systems | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	0	0	0
Electrical Systems | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	35	863	2,191
Aftermarket & Accessories
Capitalized Contract Cost [Line Items]
Revenues	133,671	115,782	108,314
Aftermarket & Accessories | Seats
Capitalized Contract Cost [Line Items]
Revenues	75,824	55,377	58,832
Aftermarket & Accessories | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	10,316	11,214	9,362
Aftermarket & Accessories | Trim
Capitalized Contract Cost [Line Items]
Revenues	5,552	2,555	2,413
Aftermarket & Accessories | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	0	0	0
Aftermarket & Accessories | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	1,356	7,761	3,298
Aftermarket & Accessories | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	40,623	38,875	34,409
Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	87,747	187,912	101,655
Industrial Automation | Seats
Capitalized Contract Cost [Line Items]
Revenues	0	0	147
Industrial Automation | Electrical wire harnesses, panels and assemblies
Capitalized Contract Cost [Line Items]
Revenues	14,927	25,329	37,949
Industrial Automation | Trim
Capitalized Contract Cost [Line Items]
Revenues	0	0	0
Industrial Automation | Industrial Automation
Capitalized Contract Cost [Line Items]
Revenues	72,820	162,583	63,559
Industrial Automation | Cab structures
Capitalized Contract Cost [Line Items]
Revenues	0	0	0
Industrial Automation | Mirrors, wipers and controls
Capitalized Contract Cost [Line Items]
Revenues	$ 0	$ 0	$ 0