Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	$ 5,215	$ (34,164)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	10,331	9,504
Goodwill impairment charge	0	45,918
Intangible assets impairment charge	0	5,581
Inventory write-downs	1,609	5,781
Provision for bad debts - accounts receivable	64	1,565
Share-based compensation expense	3,523	3,382
Deferred income tax benefit	0	(6,361)
Change in fair value of acquisition-related contingent liabilities	(442)	284
Change in fair value of written put options	(460)	(1,791)
Changes in assets and liabilities, net of acquisition of businesses:
Accounts receivable	6,410	3,521
Accounts receivable - other	3,240	978
Contract assets	6,208	(10,222)
Inventories	18,280	(19,242)
Prepaid expenses and other current assets	3,462	579
Other assets	(844)	2,677
Accounts payable and other current liabilities	2,148	(9,561)
Payment of acquisition-related contingent liabilities	(279)	(3,346)
Long-term pension liability	561	1,662
Other long-term liabilities	362	(1,249)
Net cash provided by (used in) operating activities	59,388	(4,504)
CASH FLOWS FROM INVESTING ACTIVITIES
Additions to property, plant and equipment	(4,023)	(11,221)
Acquisition of businesses	0	(11,202)
Net cash used in investing activities	(4,023)	(22,423)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from borrowings of debt	4,000	320,143
Repayment of debt	(51,813)	(274,898)
Debt issuance costs	(300)	(869)
Payment of cash dividends	(6,886)	(6,380)
Payment of acquisition-related contingent liabilities	(553)	(1,416)
Proceeds received on exercise of stock options	97	684
Tax withholdings on vesting of restricted shares and performance based shares	0	(232)
Net cash provided by (used in) financing activities	(55,455)	37,032
Effect of currency exchange rates on cash	97	(132)
Net increase in cash and cash equivalents	7	9,973
Cash and cash equivalents balance, beginning of period	17,722	8,935
Cash and cash equivalents balance, end of period	$ 17,729	$ 18,908