Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 68,253	$ 89,371
Held to maturity U.S. Treasury securities	950	37,548
Accounts receivable, net of credit losses of $1,336 and $1,388, at December 31, 2024 and 2023, respectively	111,376	84,129
Inventories	161,370	136,540
Unbilled receivables	4,994	12,793
Assets held for sale	2,062	1,278
Other current assets	24,525	19,819
Total current assets	373,530	381,478
Property, plant and equipment, net	47,879	36,533
Right-of-use assets	25,125	20,481
Equity method investment	9,265	10,282
Intangible assets, net	231,948	49,391
Goodwill, net	208,036	26,642
Deferred income taxes	16,430	11,553
Other Assets, Noncurrent	34,639	33,119
Total assets	949,789	571,631
Liabilities, Current [Abstract]
Accounts payable	49,182	40,441
Accrued expenses	53,031	54,657
Operating lease liability, current	7,954	6,350
Other Liabilities, Current	17,902	9,161
Total current liabilities	128,069	110,609
Liabilities, Noncurrent [Abstract]
Long-term debt	287,500	60,000
Operating lease liability, long-term	17,763	14,212
Liability for uncertain tax positions	18,127	19,823
Minimum pension obligation and unfunded pension liability	18,431	19,876
Deferred income taxes	28,916	1,456
Other Liabilities, Noncurrent	4,826	5,097
Total liabilities	508,627	231,073
Commitments and contingencies (see Note 19)
Redeemable noncontrolling interest	80,586	0
Stockholders' equity:
Preferred stock, no par value, 1,000,000 shares authorized; none issued	0	0
Treasury stock (unrestricted; none outstanding at December 31, 2024, consisted of 3,323 Class A shares and 17,342 Class B shares at December 31, 2023)	0	(454)
Additional paid-in capital	31,514	44,260
Retained earnings	345,031	307,510
Accumulated other comprehensive loss	(17,227)	(12,037)
Total stockholders' equity	360,576	340,558
Total liabilities, redeemable noncontrolling interest and stockholders' equity	949,789	571,631
Common Class A [Member]
Stockholders' equity:
Common Stock	212	214
Common Class B [Member]
Stockholders' equity:
Common Stock	1,046	1,065
Related Party [Member]
Current assets:
Related-party note receivable	2,937	2,152
Liabilities, Noncurrent [Abstract]
Related-party note payable	$ 4,995	$ 0