Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 1,065	$ 9,338
Accounts receivable, less allowance	24,486	26,012
Inventories, net	41,900	40,087
Prepaid expenses and other current assets	2,766	2,381
Total current assets	70,217	77,818
Property, plant and equipment:
Land	1,432	1,429
Buildings	10,038	9,561
Machinery and equipment	16,696	16,243
Total property, plant and equipment	28,166	27,233
Less accumulated depreciation	14,008	13,505
Net property, plant and equipment	14,158	13,728
Goodwill	4,696	4,696
Intangible assets, less accumulated amortization	17,576	17,882
Other assets	599	606
Total assets	107,246	114,730
Current liabilities:
Accounts payable	7,483	11,151
Other accrued liabilities	3,670	5,633
Total current liabilities	11,153	16,784
Long-term debt	41,100	43,450
Mortgage payable, net of current portion	3,644	3,711
Other non-current liabilities	857	847
Total liabilities	56,754	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	9,024	8,881
Retained earnings	44,860	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	(1,039)	(1,057)
Total accumulated other comprehensive loss	(1,616)	(1,634)
Total stockholders' equity	50,492	49,938
Total liabilities and stockholders' equity	$ 107,246	$ 114,730