Operating Segment Results (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Net sales	$ 122,992	$ 125,206	$ 244,190	$ 252,294
Operating Income (Loss)	(2,147)	(4,047)	(6,930)	(11,122)
Mobile Solutions [Member]
Segment Reporting Information [Line Items]
Net sales	72,855	77,153	145,915	155,171
Power Solutions [Member]
Segment Reporting Information [Line Items]
Net sales	50,151	48,062	98,389	97,134
Operating Segments | Mobile Solutions [Member]
Segment Reporting Information [Line Items]
Net sales	72,855	77,153	145,915	155,171
Operating Income (Loss)	(1,630)	(1,461)	(3,773)	(4,780)
Operating Segments | Power Solutions [Member]
Segment Reporting Information [Line Items]
Net sales	50,151	48,062	98,389	97,134
Operating Income (Loss)	5,320	2,583	9,299	4,330
Corporate, Non-Segment
Segment Reporting Information [Line Items]
Operating Income (Loss)	(5,837)	(5,169)	(12,456)	(10,672)
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	$ (14)	$ (9)	$ (114)	$ (11)