Consolidated Condensed Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Current assets:
Cash	$ 576	$ 217
Restricted cash	697	568
Accounts receivable, less allowance for doubtful accounts of $124 at March 31, 2014 and $124 at December 31, 2013	6,529	5,433
Inventories	9,680	9,400
Other current assets	1,064	1,337
Current assets of discontinued operations		382
Total current assets	18,546	17,337
Machinery and equipment	34,130	33,971
Less: Accumulated depreciation	29,680	29,232
Net machinery and equipment	4,450	4,739
Goodwill	9,194	9,194
Investment in partnerships	533	569
Other assets, net	668	749
Other assets of discontinued operations		132
Total assets	33,391	32,720
Current liabilities:
Checks written in excess of cash	457	279
Current maturities of long-term debt	2,312	2,210
Accounts payable	5,581	5,037
Accrued salaries, wages and commissions	2,117	1,676
Deferred gain	110	110
Other accrued liabilities	1,920	1,893
Liabilities of discontinued operations		154
Total current liabilities	12,497	11,359
Long-term debt, less current maturities	5,207	6,271
Other postretirement benefit obligations	519	531
Accrued pension liabilities	815	839
Deferred gain	138	165
Other long-term liabilities	205	247
Total liabilities	19,381	19,412
Commitments and contingencies (Note 12)
Shareholders' equity:
Common stock, $1.00 par value per share; 20,000 shares authorized; 5,738 and 5,727 shares issued and outstanding at March 31, 2014 and December 31, 2013, respectively	5,738	5,727
Additional paid-in capital	16,588	16,434
Accumulated deficit	(8,005)	(8,522)
Accumulated other comprehensive loss	(311)	(331)
Total shareholders' equity	14,010	13,308
Total liabilities and shareholders' equity	$ 33,391	$ 32,720