Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 5,239	$ 6,822
Accounts receivable, less allowance of $950 in 2020 and $523 in 2019	33,720	25,485
Inventories	44,311	39,261
Prepaid expenses and other current assets	2,438	1,578
Total current assets	85,708	73,146
Property, plant and equipment:
Land	1,421	1,420
Buildings	10,704	10,096
Machinery and equipment	19,833	19,112
Total property, plant and equipment	31,958	30,628
Less: accumulated depreciation	17,681	16,592
Net property, plant and equipment	14,277	14,036
Operating lease right-of-use asset, net	2,438	2,989
Goodwill	4,696	4,696
Intangible assets, less accumulated amortization	16,376	15,793
Other assets	41	89
Total assets	123,536	110,749
Current liabilities:
Accounts payable	8,733	6,693
Operating lease liability - current portion	933	1,047
Current portion of mortgage payable	267	267
Other accrued liabilities	10,680	8,576
Total current liabilities	20,613	16,583
Long-term debt	35,742	33,240
Mortgage payable, net of current portion	3,044	3,178
Operating lease liability - non-current portion	1,573	1,961
Other non-current liabilities	49	83
Total liabilities	64,529	55,045
Commitments and Contingencies (see note 2)
STOCKHOLDERS' EQUITY
Common stock, par value $2.50: authorized 8,000,000 shares; issued - 4,838,071 shares in 2020 and 2019, including treasury stock	12,094	12,094
Additional paid-in capital	8,304	8,262
Retained earnings	55,247	51,571
Treasury stock, at cost - 1,501,658 shares in 2020 and 1,487,238 in 2019	(14,522)	(14,235)
Accumulated other comprehensive loss:
Minimum pension liability	(522)	(522)
Translation adjustment	(1,594)	(1,466)
Total accumulated other comprehensive loss	(2,116)	(1,988)
Total stockholders’ equity	59,007	55,704
Total liabilities and stockholders’ equity	123,536	$ 110,749
PPP Loan
Current liabilities:
Long-term debt	$ 3,508