Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jan. 31, 2014	Jan. 31, 2013
Current assets:
Cash	$ 1,051	$ 853
Trade accounts receivables (net of allowance for doubtful accounts of $200 and $275 at January 31, 2014 and 2013)	8,468	8,760
Other receivables	52	108
Income tax receivable	290	259
Inventories:
Finished goods, net	7,237	4,968
Work in process, net	11,116	11,041
Raw materials and supplies, net	9,427	9,308
Total inventories	27,780	25,317
Deferred Tax Assets, Net, Current	203	0
Prepaid expenses and other current assets	1,795	1,665
Total current assets	39,639	36,962
Property, plant and equipment:
Land	1,671	1,671
Land improvements	1,185	1,213
Buildings and building improvements	47,271	47,703
Machinery and equipment	115,667	119,407
Leasehold improvements	2,328	2,452
Total property, plant and equipment	168,122	172,446
Less accumulated depreciation and amortization	131,817	135,564
Net property, plant and equipment	36,305	36,882
Deferred tax assets, net	611	1,484
Other assets	6,789	6,835
Total assets	83,344	82,163
Current liabilities:
Accounts payable	12,355	11,864
Accrued compensation and employee benefits	3,594	3,426
Current portion of long-term debt	2,248	4,053
Deferred tax liabilities	0	572
Other accrued liabilities	4,459	4,521
Total current liabilities	22,656	24,436
Non-current liabilities:
Accrued self-insurance retention	2,025	2,585
Accrued pension expenses	23,951	26,385
Income tax payable	69	142
Non-current portion	6,000	0
Other accrued liabilities	1,038	1,595
Total non-current liabilities	33,083	30,707
Commitments and contingencies
Preferred stock:
Authorized 3,000,000 shares, $.01 par value; none issued or outstanding	0	0
Common stock:
Authorized 25,000,000 shares, $.01 par value; issued and outstanding 14,718,414 shares in 2013 and 14,550,371 shares in 2012	147	146
Additional paid-in capital	115,978	115,670
Accumulated deficit	(74,540)	(72,810)
Accumulated other comprehensive loss	(13,980)	(15,986)
Total stockholders’ equity	27,605	27,020
Total liabilities and stockholders’ equity	$ 83,344	$ 82,163