Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2021

Segment Reporting [Abstract]

Sales by Segment

The following tables present financial information for the Company's reportable segments for the periods indicated:

	For the year ended December 31, 2021
	Vehicle Solutions		Warehouse Automation		Electrical Systems		Aftermarket and Accessories		Corporate/ Other		Total
Revenues	$	498,913	$	187,912	$	168,971	$	115,782	$	—	$	971,578
Gross profit	$	50,608	$	29,669	$	20,773	$	17,980	$	(43)	$	118,987
Selling, general & administrative expenses	26,959		6,106		6,213		5,889		24,239		69,406
Operating income (loss)	$	23,649	$	23,563	$	14,560	$	12,091	$	(24,282)	$	49,581
Capital expenditures and other items:
Capital expenditures	$	6,203	$	4,480	$	5,976	$	482	$	512	$	17,653
Depreciation expense	$	7,911	$	687	$	3,550	$	1,240	$	1,671	$	15,059

	For the year ended December 31, 2020
	Vehicle Solutions		Warehouse Automation		Electrical Systems		Aftermarket and Accessories		Corporate/ Other		Total
Revenues	$	366,636	$	101,655	$	141,094	$	108,314	$	—	$	717,699
Gross profit	$	32,398	$	13,205	$	12,185	$	16,658	$	(370)	$	74,076
Selling, general & administrative expenses	22,510		9,698		3,996		5,396		26,628		68,228
Goodwill and other impairment	7,245		19,829		1,150		—		793		29,017
Operating income (loss)	$	2,643	$	(16,322)	$	7,039	$	11,262	$	(27,791)	$	(23,169)
Capital expenditures and depreciation expense:
Capital expenditures	$	3,599	$	1,288	$	857	$	358	$	1,040	$	7,142
Depreciation expense	$	7,682	$	377	$	3,552	$	1,436	$	2,012	$	15,059

	For the year ended December 31, 2019
	Vehicle Solutions		Warehouse Automation		Electrical Systems		Aftermarket and Accessories		Corporate/ Other		Total
Revenues	$	577,989	$	12,803	$	178,398	$	132,048	$	—	$	901,238
Gross profit	$	65,121	$	1,248	$	16,588	$	22,252	$	(72)	$	105,137
Selling, general & administrative expenses	24,875		1,396		5,331		6,594		26,305		64,501
Operating income (loss)	$	40,246	$	(148)	$	11,257	$	15,658	$	(26,377)	$	40,636
Capital expenditures and depreciation expense:
Capital expenditures	$	13,967	$	433	$	6,586	$	463	$	2,668	$	24,117
Depreciation expense	$	6,876	$	49	$	3,027	$	1,126	$	2,484	$	13,562

Revenue and Long-Lived Assets for Each of Geographic Areas

The following table presents revenues and long-lived assets for the geographic areas in which we operate:

	Years Ended December 31,
	2021				2020				2019
	Revenues		Long-lived Assets		Revenues		Long-lived Assets		Revenues		Long-lived Assets
United States	$	738,937	$	60,260	$	536,846	$	60,605	$	691,224	$	70,870
All other countries	232,641		29,450		180,853		32,985		210,014		38,568
	$	971,578	$	89,710	$	717,699	$	93,590	$	901,238	$	109,438

Schedule of Revenue Concentration by Customer

The following table presents revenue from the above mentioned customers as a percentage of total revenue:

		Years Ended December 31,
Customer	Primary Segment	2021		2020		2019
A.B. Volvo	Vehicle Solutions	17	%	16	%	22	%
Customer B	Warehouse Automation	17	%	9	%	—	%
Customer C	Vehicle Solutions	12	%	14	%	17	%