Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 1,894	$ 9,338
Accounts receivable, less allowance	34,511	26,012
Inventories, net	42,510	40,087
Prepaid expenses and other current assets	2,525	2,381
Total current assets	81,440	77,818
Property, plant and equipment:
Land	1,425	1,429
Buildings	10,480	9,561
Machinery and equipment	17,042	16,243
Total property, plant and equipment	28,947	27,233
Less accumulated depreciation	14,371	13,505
Net property, plant and equipment	14,576	13,728
Goodwill	4,696	4,696
Intangible assets, less accumulated amortization	17,268	17,882
Other assets	598	606
Total assets	118,578	114,730
Current liabilities:
Accounts payable	12,972	11,151
Other accrued liabilities	4,640	5,633
Total current liabilities	17,612	16,784
Long-term debt	44,318	43,450
Mortgage payable, net of current portion	3,578	3,711
Other non-current liabilities	846	847
Total liabilities	66,354	64,792
Commitments and Contingencies
STOCKHOLDERS' EQUITY
Common stock, par value $2.50: authorized 8,000,000 shares; issued - 4,838,071 shares in 2018 and 2017 including treasury stock	12,094	12,094
Additional paid-in capital	8,945	8,881
Retained earnings	46,924	44,467
Treasury stock, at cost - 1,464,010 shares in 2018 and 2017	(13,870)	(13,870)
Accumulated other comprehensive loss:
Minimum pension liability	(577)	(577)
Translation adjustment	(1,292)	(1,057)
Total accumulated other comprehensive loss	(1,869)	(1,634)
Total stockholders' equity	52,224	49,938
Total liabilities and stockholders' equity	$ 118,578	$ 114,730