Segment Reporting - Segment Results (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Revenues	$ 232,068	$ 262,709
Gross profit	26,665	35,209
Selling, general & administrative expenses	20,093	20,565
Operating income (loss)	6,572	14,644
Vehicle Solutions
Segment Reporting Information [Line Items]
Revenues	137,910	160,584
Electrical Systems
Segment Reporting Information [Line Items]
Revenues	55,795	54,749
Aftermarket and Accessories
Segment Reporting Information [Line Items]
Revenues	34,061	37,629
Industrial Automation
Segment Reporting Information [Line Items]
Revenues	4,302	9,747
Operating Segments | Vehicle Solutions
Segment Reporting Information [Line Items]
Revenues	137,910	160,584
Gross profit	16,229	19,471
Selling, general & administrative expenses	5,877	6,077
Operating income (loss)	10,352	13,394
Operating Segments | Electrical Systems
Segment Reporting Information [Line Items]
Revenues	55,795	54,749
Gross profit	4,553	8,297
Selling, general & administrative expenses	2,542	2,227
Operating income (loss)	2,011	6,070
Operating Segments | Aftermarket and Accessories
Segment Reporting Information [Line Items]
Revenues	34,061	37,629
Gross profit	6,439	7,227
Selling, general & administrative expenses	1,907	1,650
Operating income (loss)	4,532	5,577
Operating Segments | Industrial Automation
Segment Reporting Information [Line Items]
Revenues	4,302	9,747
Gross profit	(556)	214
Selling, general & administrative expenses	1,439	1,076
Operating income (loss)	(1,995)	(862)
Corporate/Other
Segment Reporting Information [Line Items]
Revenues	0	0
Gross profit	0	0
Selling, general & administrative expenses	8,328	9,535
Operating income (loss)	$ (8,328)	$ (9,535)