Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2019	Jan. 31, 2019	Apr. 30, 2018
Current assets:
Cash	$ 553	$ 738	$ 3,372
Trade accounts receivables, net	12,375	13,253	8,983
Other receivables	64	40	135
Income tax receivable	263	175	178
Inventories	63,511	47,289	62,498
Prepaid expenses and other current assets	2,532	1,616	2,656
Total current assets	79,298	63,111	77,822
Property, plant and equipment:
Land	3,731	3,731	3,731
Land improvements	688	688	688
Buildings and building improvements	51,176	51,176	51,176
Machinery and equipment	109,087	108,253	103,610
Leasehold improvements	830	830	815
Total property, plant and equipment	165,512	164,678	160,020
Less accumulated depreciation and amortization	124,159	122,758	118,382
Net property, plant and equipment	41,353	41,920	41,638
Operating lease right-of-use assets	23,295	0	0
Deferred tax assets, net	11,086	9,598	11,534
Other assets, net	8,276	8,484	8,513
Total assets	163,308	123,113	139,507
Current liabilities:
Accounts payable	16,354	17,760	17,631
Accrued compensation and employee benefits	4,631	4,568	4,698
Current portion of long-term debt	24,226	5,504	24,266
Current portion operating lease liability	2,939	0	0
Other accrued liabilities	5,552	4,293	4,817
Total current liabilities	53,702	32,125	51,412
Non-current liabilities:
Accrued self-insurance retention	1,773	1,190	2,242
Accrued pension expenses	14,218	14,487	14,380
Income tax payable	55	45	48
Long-term debt, less current portion	16,508	15,910	13,990
Operating lease liability, less current portion	22,221	0	0
Other long-term liabilities	555	2,329	2,171
Total non-current liabilities	55,330	33,961	32,831
Commitments and contingencies (Notes 7 and 14)
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 15,541,956 shares at 4/30/2019 and 1/31/2019 and 15,357,457 at 4/30/2018	155	155	154
Additional paid-in capital	118,292	118,106	117,693
Accumulated deficit	(55,259)	(52,192)	(53,451)
Accumulated other comprehensive loss	(8,912)	(9,042)	(9,132)
Total stockholders’ equity	54,276	57,027	55,264
Total liabilities and stockholders’ equity	$ 163,308	$ 123,113	$ 139,507