CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS) (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues:
Total revenues	$ 117,244	$ 88,141	$ 297,716	$ 265,256
Cost of sales:
Total cost of sales	85,603	65,710	216,816	199,368
Selling, general and administrative	26,993	22,431	71,692	67,322
Engineering and product development	3,061	2,645	9,662	9,041
Restructuring and other charges	2,267	4,101	3,375	9,898
Gain on sale of property, plant and equipment	(1,027)	(17,276)	(8,412)	(17,770)
Acquisition costs	5,358	0	6,492	0
Foreign currency transaction gain	1,060	(1,901)	(2,632)	(5,574)
Total costs and expenses	123,315	75,710	296,993	262,285
Operating income (loss)	(6,071)	12,431	723	2,971
Interest income, net	(2,312)	(248)	(7,038)	(871)
Income (loss) before income taxes	(3,759)	12,679	7,761	3,842
Income tax provision (benefit)	3,275	(610)	9,001	5,061
Net income (loss)	$ (7,034)	$ 13,289	$ (1,240)	$ (1,219)
Net income (loss) per common share:
Basic	$ (0.21)	$ 0.39	$ (0.04)	$ (0.04)
Diluted	$ (0.21)	$ 0.38	$ (0.04)	$ (0.04)
Weighted average common shares outstanding:
Basic	34,132	33,948	34,130	33,948
Diluted	34,132	34,232	34,130	33,948
Products
Revenues:
Revenues from products and services	$ 77,603	$ 58,508	$ 192,677	$ 176,129
Cost of sales:
Total cost of sales	60,640	49,714	152,849	151,932
Services
Revenues:
Revenues from products and services	27,214	20,443	72,228	57,538
Cost of sales:
Total cost of sales	19,083	8,105	46,199	24,773
Leasing
Revenues:
Leasing	12,427	9,190	32,811	31,589
Cost of sales:
Total cost of sales	$ 5,880	$ 7,891	$ 17,768	$ 22,663