Revenue Disaggragation (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue [Line Items]
Net sales	$ 124,443	$ 127,297	$ 376,737	$ 380,726
Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Net sales	(2)	51	(13)	0
Automotive [Member]
Disaggregation of Revenue [Line Items]
Net sales	64,574	62,210	191,257	181,462
General Industrial [Member]
Disaggregation of Revenue [Line Items]
Net sales	29,635	34,297	97,191	109,609
Electrical [Member]
Disaggregation of Revenue [Line Items]
Net sales	17,802	17,025	49,995	52,981
Other End Market Member
Disaggregation of Revenue [Line Items]
Net sales	12,432	13,765	38,294	36,674
Other End Market Member | Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Net sales	(2)	51	(13)
Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	78,961	76,122	234,132	225,542
Mobile Solutions [Member] | Operating Segments
Disaggregation of Revenue [Line Items]
Net sales	78,961	76,122	234,132	225,542
Mobile Solutions [Member] | Automotive [Member]
Disaggregation of Revenue [Line Items]
Net sales	55,933	51,388	164,698	150,834
Mobile Solutions [Member] | General Industrial [Member]
Disaggregation of Revenue [Line Items]
Net sales	17,284	19,546	56,725	61,883
Mobile Solutions [Member] | Electrical [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Mobile Solutions [Member] | Other End Market Member
Disaggregation of Revenue [Line Items]
Net sales	5,744	5,188	12,709	12,825
Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	45,484	51,124	142,618	155,184
Power Solutions [Member] | Operating Segments
Disaggregation of Revenue [Line Items]
Net sales	45,484	51,124	142,618	155,184
Power Solutions [Member] | Automotive [Member]
Disaggregation of Revenue [Line Items]
Net sales	8,641	10,822	26,559	30,628
Power Solutions [Member] | General Industrial [Member]
Disaggregation of Revenue [Line Items]
Net sales	12,351	14,751	40,466	47,726
Power Solutions [Member] | Electrical [Member]
Disaggregation of Revenue [Line Items]
Net sales	17,802	17,025	49,995	52,981
Power Solutions [Member] | Other End Market Member
Disaggregation of Revenue [Line Items]
Net sales	6,690	8,526	25,598	23,849
UNITED STATES
Disaggregation of Revenue [Line Items]
Net sales	73,479	75,049	228,408	229,625
UNITED STATES | Intersegment Eliminations [Member]
Disaggregation of Revenue [Line Items]
Net sales	(2)	51	(13)	0
UNITED STATES | Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	37,048	35,419	112,850	109,183
UNITED STATES | Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	36,433	39,579	115,571	120,442
CHINA
Disaggregation of Revenue [Line Items]
Net sales	14,085	14,217	42,194	38,010
CHINA | Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	12,414	12,839	37,714	34,155
CHINA | Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	1,671	1,378	4,480	3,855
BRAZIL
Disaggregation of Revenue [Line Items]
Net sales	14,151	14,246	37,851	36,916
BRAZIL | Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	13,936	14,109	37,372	36,122
BRAZIL | Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	215	137	479	794
MEXICO
Disaggregation of Revenue [Line Items]
Net sales	6,425	9,954	20,998	32,204
MEXICO | Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	3,221	5,185	11,106	18,336
MEXICO | Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	3,204	4,769	9,892	13,868
GERMANY
Disaggregation of Revenue [Line Items]
Net sales	2,237	1,516	5,946	4,055
GERMANY | Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	2,139	1,432	5,617	3,836
GERMANY | Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	98	84	329	219
POLAND
Disaggregation of Revenue [Line Items]
Net sales	1,399	1,102	5,036	3,605
POLAND | Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	1,397	1,100	5,025	3,598
POLAND | Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	2	2	11	7
Other Country [Member]
Disaggregation of Revenue [Line Items]
Net sales	12,667	11,213	36,304	36,311
Other Country [Member] | Mobile Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	8,806	6,038	24,448	20,312
Other Country [Member] | Power Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	$ 3,861	$ 5,175	$ 11,856	$ 15,999