Consolidated Condensed Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Current assets:
Cash	$ 208	$ 119
Restricted cash	558	540
Accounts receivable, less allowance for doubtful accounts of $222 at March 31, 2012 and $223 at December 31, 2011	7,535	8,545
Inventories	11,759	11,720
Refundable income taxes	99	82
Other current assets	1,171	652
Total current assets	21,330	21,658
Machinery and equipment	39,520	39,170
Less: Accumulated depreciation	32,603	32,164
Net machinery and equipment	6,917	7,006
Goodwill	9,709	9,709
Investment in partnerships	1,296	1,283
Other assets, net	1,031	1,074
Total assets	40,283	40,730
Current liabilities:
Checks written in excess of cash	568	396
Current maturities of long-term debt	3,222	2,883
Accounts payable	5,725	6,298
Accrued salaries, wages and commissions	1,988	1,617
Deferred gain	110	110
Partnership payable	240	240
Other accrued liabilities	1,816	1,907
Total current liabilities	13,669	13,451
Long-term debt, less current maturities	7,158	8,217
Other postretirement benefit obligations	681	685
Accrued pension liabilities	434	431
Deferred gain	358	385
Other long-term liabilities	119	115
Total liabilities	22,419	23,284
Commitments and contingencies (note 10)
Shareholders' equity:
Common stock, $1.00 par value per share; 20,000 shares authorized; 5,666 and 5,646 shares issued outstanding at March 31, 2012 and December 31, 2011, respectively	5,666	5,646
Additional paid-in capital	15,401	15,259
Accumulated deficit	(2,826)	(3,069)
Accumulated other comprehensive loss	(377)	(390)
Total shareholders' equity	17,864	17,446
Total liabilities and shareholders' equity	$ 40,283	$ 40,730