Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 5,263	$ 4,451
Receivables, net	64,449	55,117
Inventories	70,191	53,536
Prepaid expenses	3,433	3,242
Refundable income taxes	1,297	0
Total current assets	144,633	116,346
Property, plant and equipment, net	62,137	58,072
Goodwill	113,263	113,028
Intangible assets, net	64,116	68,361
Non-qualified deferred compensation plan	5,323	4,148
Right of use assets	13,588	13,153
Deferred income taxes	607	1,448
Other assets	469	3,636
Total assets	404,136	378,192
Current liabilities:
Accounts payable	22,286	19,961
Accrued expenses	22,085	23,122
Deferred revenue	6,616	4,679
Lease liabilities	3,222	2,517
Income taxes payable	0	1,682
Current installments, net of long-term debt	4,000	4,000
Total current liabilities	58,209	55,961
Long-term debt, excluding current installments	28,000	51,000
Deferred income taxes	428	448
Non-qualified deferred compensation plan	5,412	4,167
Lease liabilities	10,815	10,851
Other liabilities	15,181	18,220
Total liabilities	118,045	140,647
Commitments and Contingencies
Preferred stock, $.01 par value, 1,000,000 shares authorized; no shares issued	0	0
Common stock, $.01 par value, 20,000,000 shares authorized; 7,669,339 and 7,639,780 shares issued and outstanding, respectively at December 31, 2023; and 7,611,244 and 7,581,685 shares issued and outstanding, respectively, at December 31, 2022	76	76
Additional paid-in capital	38,814	36,070
Retained earnings	247,520	202,596
Accumulated other comprehensive income (loss)	268	(610)
Treasury stock at cost, 29,559 shares at December 31, 2023 and 2022	(587)	(587)
Total stockholders' equity	286,091	237,545
Total liabilities and stockholders' equity	$ 404,136	$ 378,192