CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities:
Net income (loss)	$ (19,500)	$ (91,136)
Adjustments to reconcile net income (loss) to net cash provided by (used for) operating activities:
Depreciation and amortization	13,528	17,549
Provision for credit losses	17	69
Deferred income taxes	1,056	259
Shares issued for employee benefit plan	940	1,014
Employee and director stock-based compensation	5,015	6,833
Impairment of goodwill	0	49,075
Impairment of long-lived assets	148	7,794
Changes in operating assets and liabilities:
Accounts receivable and contract assets	5,367	(488)
Inventories	(453)	44,991
Prepaid expenses and other assets	826	4,981
Accounts payable and accrued liabilities	(102)	(21,289)
Accrued income taxes	1,497	424
Net cash provided by (used for) operating activities	8,339	20,076
Cash flows from investing activities:
Acquisitions of property, plant and equipment	(3,541)	(6,840)
Acquisitions of intangible assets	(3,150)	(4,643)
Net cash provided by (used for) investing activities	(6,691)	(11,483)
Cash flows from financing activities:
Borrowings under lines of credit	57,794	35,000
Repayments on lines of credit	(73,000)	(48,000)
Treasury stock purchased	(1,896)	(888)
Net cash provided by (used for) financing activities	(17,102)	(13,888)
Effect of foreign currency exchange rates on cash and cash equivalents	(1,010)	(1,366)
Net increase (decrease) in cash and cash equivalents	(16,464)	(6,661)
Cash and cash equivalents at beginning of period	42,751	66,740
Cash and cash equivalents at end of period	26,287	60,079
Supplemental cash flow information:
Income taxes paid	2,922	5,327
Interest paid	$ 3,900	$ 5,431