Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2020	Jan. 31, 2020	Apr. 30, 2019
Current assets:
Cash	$ 327	$ 1,150	$ 553
Trade accounts receivables, net	7,564	11,762	12,375
Other receivables	57	57	64
Income tax receivable	469	298	263
Inventories	58,190	43,329	63,511
Prepaid expenses and other current assets	2,413	1,746	2,532
Total current assets	69,020	58,342	79,298
Property, plant and equipment:
Land	3,731	3,731	3,731
Land improvements	734	717	688
Buildings and building improvements	51,159	51,200	51,176
Machinery and equipment	111,250	110,610	109,087
Leasehold improvements	1,072	990	830
Total property, plant and equipment	167,946	167,248	165,512
Less accumulated depreciation and amortization	128,520	127,351	124,159
Net property, plant and equipment	39,426	39,897	41,353
Operating lease right-of-use assets	20,487	21,325	23,295
Deferred tax assets, net	14,481	11,230	11,086
Other assets, net	8,078	8,198	8,276
Total assets	151,492	138,992	163,308
Current liabilities:
Accounts payable	16,656	10,587	16,354
Accrued compensation and employee benefits	5,979	6,392	4,631
Current portion of long-term debt	10,618	878	24,226
Current portion operating lease liability	4,527	3,654	2,939
Other accrued liabilities	4,606	3,607	5,552
Total current liabilities	42,386	25,118	53,702
Non-current liabilities:
Accrued self-insurance retention	1,802	1,410	1,773
Accrued pension expenses	21,365	21,310	14,218
Income tax payable	74	70	55
Long-term debt, less current portion	15,630	15,818	16,508
Operating lease liability, less current portion	18,854	19,787	22,221
Other long-term liabilities	662	661	555
Total non-current liabilities	58,387	59,056	55,330
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 15,713,549 shares at 4/30/2020 and 1/31/2020 and 15,541,956 at 4/30/2019	157	157	155
Additional paid-in capital	119,036	118,782	118,292
Accumulated deficit	(54,508)	(49,810)	(55,259)
Accumulated other comprehensive loss	(13,966)	(14,311)	(8,912)
Total stockholders’ equity	50,719	54,818	54,276
Total liabilities and stockholders’ equity	$ 151,492	$ 138,992	$ 163,308