CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities:
Net (loss) income	$ (151,960)	$ 34,759	$ 13,833
Adjustments to reconcile net (loss) income to net cash from operating activities:
Depreciation	13,891	13,840	14,281
Amortization of purchased intangible assets	21,155	22,667	36,926
Amortization of deferred debt issuance costs	841	553	553
Amortization of acquisition-related inventory valuation step-up	0	0	430
Stock-based compensation	6,902	10,270	10,058
Bad debt expense	4,930	1,146	720
Deferred income taxes	4,219	970	(599)
Asset impairments	1,182	2,471	0
Goodwill impairment	141,725	0	0
Unrealized gain on marketable securities	0	(148)	0
Other	(1,318)	(181)	1,526
Change in:
Accounts receivable, net	(3,484)	(12,280)	(23,828)
Inventories	12,914	(9,461)	(33,766)
Prepaid expenses and other	6,885	15,619	9,118
Accounts payable	5,184	(6,727)	7,086
Contract liabilities	1,728	(10,527)	11,183
Accrued expenses and other liabilities	(18,198)	2,956	(2,585)
Net cash provided by operating activities	46,596	65,927	44,936
Cash flows from investing activities:
Consideration adjustments related to acquisition of business	0	0	(2,404)
Investment in marketable securities	0	(12,471)	0
Proceeds from maturities of marketable securities	3,000	0	0
Proceeds from sales of marketable securities	9,619	0	0
Acquisition of property, plant and equipment	(17,284)	(15,974)	(18,584)
Proceeds from property, plant and equipment reimbursements	993	0	0
Proceeds on sale of property, plant and equipment	103	344	62
Net cash used in investing activities	(3,569)	(28,101)	(20,926)
Cash flows from financing activities:
Repayments on term loan	(119,375)	(17,500)	(15,000)
Borrowings on term loan	50,000	0	0
Borrowings on revolving loans	90,150	0	0
Repayments on revolving loans	(65,775)	0	0
Payments of debt issuance costs	(2,735)	0	(180)
Distributions to redeemable noncontrolling interest holder	(8,445)	(13,515)	(12,300)
Payment of deemed dividend to noncontrolling interest holder	(2,500)	0	0
Net proceeds from issuance of common stock to employees	132	314	201
Treasury stock purchases	(1,240)	(2,481)	(1,231)
Net cash used in financing activities	(59,788)	(33,182)	(28,510)
Effects of exchange rates on cash	10	1,252	(1,166)
Net (decrease) increase in cash and cash equivalents	(16,751)	5,896	(5,666)
Cash and cash equivalents, beginning of the period	31,040	25,144	30,810
Cash and cash equivalents, end of the period	14,289	31,040	25,144
Supplemental cash flow information:
Non-cash lease liabilities arising from obtaining right-of-use assets	6,301	4,335	3,978
Non-cash consideration for acquisition of business, net of cash acquired	0	0	740
Cash paid during the period for -
Interest	7,486	9,188	6,236
Income taxes, net	$ 8,695	$ 4,418	$ 2,860