Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013	Jan. 31, 2013	Oct. 31, 2012
Current assets:
Cash	$ 1,141	$ 853	$ 1,342
Trade accounts receivable, net	17,542	8,835	14,497
Other receivables	188	108	137
Income tax receivable	277	259	271
Inventories:
Finished goods, net	5,896	4,968	5,869
Work in process, net	9,990	11,041	10,877
Raw materials and supplies, net	8,589	9,308	8,798
Total inventories	24,475	25,317	25,544
Prepaid expenses and other current assets	1,975	1,665	1,875
Total current assets	45,598	37,037	43,666
Property, plant and equipment:
Land	1,671	1,671	1,671
Land improvements	1,185	1,213	1,213
Buildings and building improvements	47,261	47,703	47,797
Machinery and equipment	114,788	119,407	120,108
Leasehold improvements	2,328	2,452	2,460
Total property, plant and equipment	167,233	172,446	173,249
Less accumulated depreciation and amortization	130,723	135,564	135,901
Net property, plant and equipment	36,510	36,882	37,348
Deferred tax assets, net	1,439	1,484	2,175
Other assets	6,659	6,835	6,909
Total assets	90,206	82,238	90,098
Current liabilities:
Accounts payable	12,771	11,864	11,614
Accrued compensation and employee benefits	3,744	3,426	4,155
Current portion of long-term debt	3,777	4,053	1,810
Deferred tax liability	572	572	1,221
Other accrued liabilities	5,883	4,596	5,190
Total current liabilities	26,747	24,511	23,990
Non-current liabilities:
Accrued self-insurance retention	2,565	2,585	2,027
Accrued pension expenses	26,398	26,385	24,989
Income tax payable	100	142	497
Long-term debt, less current portion	0	0	0
Other accrued liabilities	1,215	1,595	2,100
Total non-current liabilities	30,278	30,707	29,613
Commitments and Contingencies
Preferred stock:
Authorized 3,000,000 shares, $.01 par value; none issued or outstanding	0	0	0
Common stock:
Authorized 25,000,000 shares, $.01 par value; Issued 14,730,319 shares at 10/31/2013; and 14,550,371 shares at 1/31/2013 and 10/31/2012	147	146	146
Additional paid-in capital	115,817	115,670	115,529
Accumulated deficit	(67,597)	(72,810)	(63,852)
Accumulated comprehensive loss	(15,186)	(15,986)	(15,328)
Total stockholders' equity	33,181	27,020	36,495
Total liabilities and stockholders' equity	$ 90,206	$ 82,238	$ 90,098