Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 2,443	$ 4,796
Accounts receivable, less allowance of $678 in 2024 and $567 in 2023	32,966	26,234
Inventories	56,887	55,470
Prepaid expenses and other current assets	5,357	4,773
Restricted cash	750	750
Total current assets	98,403	92,023
Property, plant and equipment:
Land	2,387	2,387
Buildings	17,677	17,502
Machinery and equipment	35,846	34,705
Total property, plant and equipment	55,910	54,594
Less: accumulated depreciation	27,047	26,568
Net property, plant and equipment	28,863	28,026
Operating lease right-of-use asset, net	5,530	2,002
Goodwill	8,189	8,189
Intangible assets, less accumulated amortization	18,396	19,001
Total assets	159,381	149,241
Current liabilities:
Accounts payable	7,907	12,102
Operating lease liability - current portion	1,577	1,099
Current portion of mortgage payable	424	419
Other current liabilities	11,930	12,393
Total current liabilities	21,838	26,013
Long-term debt	23,294	13,105
Mortgage payable, net of current portion	10,179	10,284
Operating lease liability - non-current portion	4,063	1,026
Deferred income taxes	899	899
Other non-current liabilities	16	16
Total liabilities	60,289	51,343
Commitments and contingencies (see note 2)
STOCKHOLDERS' EQUITY
Common stock, par value $2.50: authorized 8,000,000 shares; 5,206,752 shares issued and 3,661,880 shares outstanding in 2024 and 5,190,072 shares issued and 3,645,200 shares outstanding in 2023	13,008	12,966
Additional paid-in capital	16,317	15,918
Retained earnings	87,791	86,716
Treasury stock, at cost - 1,544,872 shares in 2024 and 2023	(15,996)	(15,996)
Accumulated other comprehensive loss:
Translation adjustment	(2,028)	(1,706)
Total stockholders’ equity	99,092	97,898
Total liabilities and stockholders’ equity	$ 159,381	$ 149,241