Consolidated Condensed Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash	$ 553	$ 369
Restricted cash	640	610
Accounts receivable, less allowance for doubtful accounts of $136 at March 31, 2016 and $135 at December 31, 2015	8,924	8,578
Inventories	14,556	14,472
Other current assets	932	860
Total current assets	25,605	24,889
Machinery and equipment	39,273	38,653
Less: Accumulated depreciation	32,367	31,911
Net machinery and equipment	6,906	6,742
Goodwill	9,551	9,551
Investment in partnerships	188	224
Other assets, net	1,052	480
Total assets	43,302	41,886
Current liabilities:
Current maturities of long-term debt	1,941	1,908
Accounts payable	8,275	7,785
Accrued salaries, wages and commissions	1,918	2,559
Deferred gain	28	55
Other accrued liabilities	965	1,279
Total current liabilities	13,127	13,586
Long-term debt, less current maturities	9,603	7,929
Other postretirement benefit obligations	530	542
Accrued pension liabilities	824	812
Other long-term liabilities	137	120
Total liabilities	$ 24,221	$ 22,989
Commitments and contingencies
Equity:
Common stock, $1.00 par value per share; 20,000 shares authorized; 5,986 and 5,981 shares issued and outstanding at March 31, 2016 and December 31, 2015, respectively	$ 5,986	$ 5,981
Additional paid-in capital	17,922	17,721
Accumulated deficit	(4,031)	(4,046)
Accumulated other comprehensive loss	(723)	(721)
Total shareholders' equity	19,154	18,935
Non-controlling interest	(73)	(38)
Total equity	19,081	18,897
Total liabilities and equity	$ 43,302	$ 41,886