Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2022	Jan. 31, 2022	Apr. 30, 2021
Current assets:
Cash	$ 539	$ 1,359	$ 556
Trade accounts receivables, net	13,326	17,769	14,334
Other receivables	85	118	39
Income tax receivable	135	152	85
Inventories	66,297	47,373	42,875
Prepaid expenses and other current assets	2,156	2,076	2,099
Total current assets	82,538	68,847	59,988
Property, plant and equipment:
Land	3,731	3,731	3,731
Land improvements	653	653	734
Buildings and building improvements	51,375	51,334	51,262
Machinery and equipment	113,901	113,315	111,779
Leasehold improvements	1,009	1,009	989
Total property, plant and equipment	170,669	170,042	168,495
Less accumulated depreciation and amortization	135,844	134,715	132,392
Net property, plant and equipment	34,825	35,327	36,103
Operating lease right-of-use assets	12,892	13,870	16,682
Deferred tax assets, net	769	399	12,879
Other assets, net	8,383	8,002	8,020
Total assets	139,407	126,445	133,672
Current liabilities:
Accounts payable	19,437	19,785	12,976
Accrued compensation and employee benefits	5,055	5,596	4,597
Current portion of long-term debt	18,905	340	2,990
Current portion operating lease liability	4,769	4,734	4,715
Other accrued liabilities	6,049	5,829	4,364
Total current liabilities	54,215	36,284	29,642
Non-current liabilities:
Accrued self-insurance retention	1,533	965	1,530
Accrued pension expenses	15,332	15,430	21,520
Income tax payable	76	71	71
Long-term debt, less current portion	14,564	14,173	14,795
Operating lease liability, less current portion	10,297	11,437	14,573
Other long-term liabilities	640	639	683
Total non-current liabilities	42,442	42,715	53,172
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 4/30/2022 and 1/31/2022 and 15,918,642 at 4/30/2021	161	161	159
Additional paid-in capital	120,745	120,492	119,908
Accumulated deficit	(72,262)	(67,178)	(55,951)
Accumulated other comprehensive loss	(5,894)	(6,029)	(13,258)
Total stockholders’ equity	42,750	47,446	50,858
Total liabilities and stockholders’ equity	$ 139,407	$ 126,445	$ 133,672