Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Oct. 31, 2021	Jan. 31, 2021	Oct. 31, 2020
Current assets:
Cash	$ 1,742	$ 402	$ 1,202
Trade accounts receivables, net	24,824	9,759	16,877
Other receivables	60	26	60
Income tax receivable	108	199	322
Inventories	40,483	38,270	36,872
Prepaid expenses and other current assets	1,839	2,311	1,608
Total current assets	69,056	50,967	56,941
Property, plant and equipment:
Land	3,731	3,731	3,731
Land improvements	734	734	734
Buildings and building improvements	51,308	51,262	51,191
Machinery and equipment	113,816	112,098	111,844
Leasehold improvements	1,017	1,004	1,003
Total property, plant and equipment	170,606	168,829	168,503
Less accumulated depreciation and amortization	134,659	132,003	130,808
Net property, plant and equipment	35,947	36,826	37,695
Operating lease right-of-use assets	14,685	17,596	18,645
Deferred tax assets, net	10,364	11,716	10,682
Other assets, net	8,034	7,931	7,949
Total assets	138,086	125,036	131,912
Current liabilities:
Accounts payable	15,786	8,421	11,509
Accrued compensation and employee benefits	5,547	4,576	5,514
Current portion of long-term debt	504	887	885
Current portion operating lease liability	4,686	4,672	4,662
Other accrued liabilities	6,983	3,550	4,121
Total current liabilities	33,506	22,106	26,691
Non-current liabilities:
Accrued self-insurance retention	1,121	935	1,313
Accrued pension expenses	18,654	21,889	21,445
Income tax payable	68	65	72
Long-term debt, less current portion	12,547	9,553	5,185
Operating lease liability, less current portion	12,402	15,619	16,745
Other long-term liabilities	687	682	655
Total non-current liabilities	45,479	48,743	45,415
Commitments and contingencies (Notes 6, 7 and 13)
Preferred stock:
Authorized 3,000,000 shares, $0.01 par value; none issued or outstanding	0	0	0
Common stock:
Authorized 25,000,000 shares, $0.01 par value; issued and outstanding 16,102,023 shares at 10/31/2021 and 15,918,642 at 1/31/2021 and 10/31/2020	161	159	159
Additional paid-in capital	120,238	119,655	119,402
Accumulated deficit	(50,866)	(52,042)	(46,475)
Accumulated other comprehensive loss	(10,432)	(13,585)	(13,280)
Total stockholders’ equity	59,101	54,187	59,806
Total liabilities and stockholders’ equity	$ 138,086	$ 125,036	$ 131,912