Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2012	Jan. 31, 2012	Oct. 31, 2011
Current assets:
Cash	$ 1,342	$ 2,897	$ 1,449
Trade accounts receivable, net	14,422	12,743	13,655
Other receivables	137	401	113
Income tax receivable	271	324	377
Inventories:
Finished goods, net	5,869	6,273	7,347
Work in process, net	10,877	10,623	10,924
Raw materials and supplies, net	8,798	10,895	11,840
Total inventories	25,544	27,791	30,111
Prepaid expenses and other current assets	1,875	1,652	1,263
Total current assets	43,591	45,808	46,968
Property, plant and equipment:
Land	1,671	1,671	1,671
Land improvements	1,213	1,213	1,214
Buildings and building improvements	47,797	47,797	47,796
Machinery and equipment	120,108	120,181	119,744
Leasehold improvements	2,460	2,549	2,568
Total property, plant and equipment	173,249	173,411	172,993
Less accumulated depreciation and amortization	135,901	134,203	133,060
Net property, plant and equipment	37,348	39,208	39,933
Deferred tax assets, net	2,175	2,200	2,385
Other assets	6,909	7,009	6,408
Total assets	90,023	94,225	95,694
Current liabilities:
Accounts payable	11,614	11,684	10,372
Accrued compensation and employee benefits	4,155	3,797	3,719
Current portion of long-term debt	1,810	5,497	5,415
Deferred tax liability	1,221	1,221	1,398
Other accrued liabilities	4,675	4,641	5,310
Total current liabilities	23,475	26,840	26,214
Non-current liabilities:
Accrued self-insurance retention	2,027	1,915	2,949
Accrued pension expenses	24,989	25,069	21,135
Income tax payable	497	488	749
Long-term debt, less current portion	0	6,011	0
Other accrued liabilities	2,540	3,006	2,879
Total non-current liabilities	30,053	36,489	27,712
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 14,550,371 shares at 10/31/2012; 14,354,046 shares at 1/31/12; and 14,354,046 shares at 10/31/2011	146	144	144
Additional paid-in capital	115,529	115,060	114,895
Accumulated deficit	(63,852)	(68,980)	(61,144)
Accumulated comprehensive loss	(15,328)	(15,328)	(12,127)
Total stockholders' equity	36,495	30,896	41,768
Total liabilities and stockholders' equity	$ 90,023	$ 94,225	$ 95,694