CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 7,222	$ 1,322
Adjustments to reconcile net income to cash used in operating activities:
Deferred income taxes	(61)	(1,710)
Depreciation	4,736	4,989
Amortization	2,340	2,740
Equity in loss (income) of nonconsolidated investments	6	(16)
Gain on sales and disposals of property, plant, and equipment	(4,412)	(366)
Stock-based compensation	2,347	1,829
Loss on asset divestitures	0	3,074
Change in operating assets and liabilities:
Accounts receivable	(22,532)	6,584
Contract assets	8,499	(3,033)
Inventories	(7,033)	(13,068)
Other current assets	(2,907)	(1,251)
Other noncurrent assets	1,666	(865)
Accounts payable	6,048	465
Deferred revenue	(4,917)	627
Accrued payroll and employee benefits	(9,009)	(1,885)
Accrued settlement	(2,000)	(2,000)
Other current liabilities	(4,210)	(941)
Other long-term liabilities	(2,181)	172
Net cash used in operating activities	(26,398)	(3,333)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from the sale of property, plant, and equipment	3,881	539
Capital expenditures on property, plant, and equipment	(4,766)	(1,495)
Proceeds from business dispositions	0	7,706
Acquisitions, net of cash acquired	0	966
Net cash (used in) provided by investing activities	(885)	7,716
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of debt	(100,617)	(95,251)
Proceeds from debt	132,572	92,331
Treasury stock acquisitions	(3,140)	(977)
Investment of noncontrolling interest	0	334
Net cash provided by (used in) financing activities	28,815	(3,563)
Effect of exchange rate changes on cash and cash equivalents	(71)	178
Net increase in cash and cash equivalents	1,461	998
Cash and cash equivalents at beginning of period	2,560	2,882
Cash and cash equivalents at end of period	4,021	3,880
Supplemental disclosure of cash flow information:
Interest paid	2,380	2,889
Income taxes paid (received)	$ 1,227	$ (331)