Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities:
Net earnings	$ 42,760	$ 61,795
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	10,759	9,962
Stock-based compensation	2,782	2,712
Amortization of deferred financing costs	27	33
Deferred tax benefit	(5,366)	(4,894)
Net unrealized losses on foreign currency revaluation	1,275	130
Gain on sale of property	0	(3,819)
Gain on sale of Czech Republic business	0	(980)
Other, net	628	(495)
Changes in operating assets and liabilities:
Accounts receivable	8,366	11,931
Unbilled receivables	7,482	1,590
Inventories	12,266	29,313
Accounts payable	(3,302)	(18,674)
Accrued expenses	(11,849)	4,536
Accrued restructuring costs	(590)	(148)
Income taxes payable	4,809	2,008
Other operating assets/liabilities, net	(4,327)	(13,575)
Net cash provided by operating activities	65,720	81,425
Cash flows from investing activities:
Purchases of property, plant and equipment	(7,906)	(9,659)
Purchases of held to maturity and marketable securities	(131,309)	0
Proceeds from held to maturity securities	139,316	0
Payment for equity method investment	0	(9,975)
Investment in related party notes receivable	(918)	(1,905)
Proceeds from disposal/sale of property, plant and equipment	236	5,403
Proceeds from sale of business	0	5,063
Net cash used in investing activities	(581)	(11,073)
Cash flows from financing activities:
Dividends paid to common stockholders	(2,487)	(2,490)
Deferred financing costs	(330)	0
Repayments under revolving credit line	0	(40,000)
Borrowings under revolving credit line	0	5,000
Purchases of common stock	(16,053)	0
Net cash used in financing activities	(18,870)	(37,490)
Effect of exchange rate changes on cash and cash equivalents	(1,374)	(2,903)
Net increase in cash and cash equivalents	44,895	29,959
Cash and cash equivalents - beginning of period	89,371	70,266
Cash and cash equivalents - end of period	134,266	100,225
Supplementary information:
Income taxes, net of refunds received	15,556	18,148
Interest payments	3,010	3,738
ROU assets obtained in exchange for lease obligations	$ 4,711	$ 5,887