CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 28,060	$ 25,144
Marketable securities	7,516	0
Accounts receivable, net of allowance for doubtful accounts of $945 and $925, respectively	105,519	94,415
Inventories	185,777	156,590
Prepaid expenses and other	9,945	10,723
Total current assets	336,817	286,872
Property, plant and equipment	217,791	211,277
Less - accumulated depreciation	(91,696)	(81,832)
Property, plant and equipment, net	126,095	129,445
Goodwill	141,725	141,725
Purchased intangible assets, net	200,925	217,925
Deferred tax assets	6,843	7,633
Other assets	83,873	95,378
Total assets	896,278	878,978
Current liabilities:
Accounts payable	45,589	46,816
Accrued expenses	12,623	8,415
Accrued income taxes	11,527	4,256
Accrued employee compensation and benefits	15,638	14,441
Contract liabilities	28,557	32,080
Current portion of long-term debt	15,000	15,000
Other current liabilities	8,693	7,042
Total current liabilities	137,627	128,050
Long-term debt	104,460	117,798
Deferred tax liabilities	3,336	1,908
Other long-term liabilities	58,167	63,053
Total liabilities	303,590	310,809
Commitments and contingencies
Redeemable noncontrolling interest	187,522	187,522
Stockholders’ equity
Preferred stock, $0.05 par value; 4,000,000 shares authorized; no issued and outstanding shares	0	0
Common stock, $0.05 par value; 50,000,000 shares authorized; 20,457,257 and 20,140,654 shares issued, respectively	1,022	1,007
Additional paid-in capital	312,152	303,893
Retained earnings	146,421	125,215
Other cumulative comprehensive loss	(29,846)	(28,758)
Treasury stock, at cost, and company stock held for deferred compensation, at par; 693,538 and 605,723 shares, respectively	(24,583)	(20,710)
Total stockholders’ equity	405,166	380,647
Total liabilities, redeemable noncontrolling interest, and stockholders’ equity	$ 896,278	$ 878,978