Condensed Consolidated Balance Sheets (USD $) In Thousands	Jul. 31, 2011	Jan. 31, 2011	Jul. 31, 2010
Current assets:
Cash	$ 1,521	$ 1,529	$ 2,956
Trade accounts receivable, net	34,781	10,462	40,808
Other receivables	33	168	79
Income tax receivable	351	367	339
Inventories:
Finished goods, net	14,510	9,617	19,258
Work in process, net	15,287	13,773	15,230
Raw materials and supplies, net	13,712	11,980	13,513
Total inventories	43,509	35,370	48,001
Deferred tax assets, net	0	0	637
Prepaid expenses and other current assets	1,829	1,619	1,599
Total current assets	82,024	49,515	94,419
Property, plant and equipment:
Land	1,671	1,671	1,671
Land improvements	1,214	1,437	1,658
Buildings and building improvements	47,796	47,797	47,796
Machinery and equipment	119,432	118,799	117,316
Leasehold improvements	2,533	2,699	2,712
Total property, plant and equipment	172,646	172,403	171,153
Less accumulated depreciation and amortization	131,825	130,342	128,208
Net property, plant and equipment	40,821	42,061	42,945
Deferred tax assets, net	2,573	2,605	10,916
Other assets	6,408	6,407	6,310
Total assets	131,826	100,588	154,590
Current liabilities:
Accounts payable	18,565	9,536	20,220
Accrued compensation and employee benefits	4,018	3,946	4,345
Current portion of long-term debt	28,304	12	22,467
Deferred tax liability	1,398	1,398	0
Other accrued liabilities	8,077	5,125	7,978
Total current liabilities	60,362	20,017	55,010
Non-current liabilities:
Accrued self-insurance retention	2,619	1,770	2,538
Accrued pension expenses	17,902	18,027	17,633
Deferred income taxes	740	722	1,149
Long-term debt, less current portion	0	6,496	7,529
Other accrued liabilities	2,941	3,154	3,294
Total non-current liabilities	24,202	30,169	32,143
Commitments and Contingencies
Stockholders' equity:
Preferred stock: Authorized 3,000,000 shares, $.01 par value; none issued or outstanding
Common stock: Authorized 25,000,000 shares, $.01 par value; issued 14,354,046 shares at 7/31/2011; 14,204,998 shares at 1/31/11; and 14,217,198 shares at 7/31/2010	143	142	142
Additional paid-in capital	114,706	114,467	114,068
Accumulated deficit	(57,845)	(54,465)	(37,202)
Accumulated comprehensive loss	(9,742)	(9,742)	(9,571)
Total stockholders' equity	47,262	50,402	67,437
Total liabilities and stockholders' equity	$ 131,826	$ 100,588	$ 154,590