Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 1,769	$ (1,715)
Adjustments to reconcile net income (loss) to cash used in operating activities:
Deferred income taxes	(1,958)	(962)
Depreciation	7,449	6,083
Amortization	4,119	4,454
Equity in loss (income) of nonconsolidated investments	6	(38)
Gain on sales and disposals of property, plant, and equipment	(366)	(214)
Stock-based compensation	2,757	1,570
Loss (gain) on asset divestitures	3,074	(44)
Change in operating assets and liabilities:
Accounts receivable	15,927	(23,760)
Contract assets	(261)	(1,037)
Inventories	(16,047)	(21,571)
Other current assets	1,108	2,309
Other noncurrent assets	(762)	2,468
Accounts payable	1,201	12,307
Deferred revenue	782	7,493
Accrued payroll and employee benefits	1,809	(417)
Accrued settlement	(4,000)	(4,000)
Other current liabilities	(1,044)	54
Other long-term liabilities	(253)	(1,816)
Net cash provided by (used in) operating activities	15,310	(18,836)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from the sale of property, plant, and equipment	539	259
Capital expenditures on property, plant, and equipment	(2,784)	(4,559)
Proceeds from business dispositions	7,706	8,800
Acquisitions, net of cash acquired	337	(58,561)
Net cash provided by (used in) investing activities	5,798	(54,061)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of debt	(150,115)	(128,771)
Proceeds from debt	129,853	197,926
Debt issuance costs	0	(182)
Treasury stock acquisitions	(1,193)	(405)
Investment of noncontrolling interest	334	0
Net cash (used in) provided by financing activities	(21,121)	68,568
Effect of exchange rate changes on cash and cash equivalents	100	(1,100)
Net increase (decrease) in cash and cash equivalents	87	(5,429)
Cash and cash equivalents at beginning of period	2,882	10,372
Cash and cash equivalents at end of period	2,969	4,943
Supplemental disclosure of cash flow information:
Interest paid	4,351	1,337
Income taxes received	$ (271)	$ (5,151)