Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Operating activities
Net (loss) income	$ (2,232)	$ 2,382
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	5,090	5,769
Non-cash lease expense	579	341
Provision for doubtful accounts	0	83
(Gain) loss on sale of property, plant and equipment	(7)	34
Deferred income taxes	(742)	209
Stock-based compensation	1,012	924
Defined benefit plan, recognized net loss due to settlements	0	0
Amortization of net actuarial loss for pension plans	1,831	776
Changes in operating assets and liabilities:
Trade accounts receivable	2,003	1,408
Other receivables	31	(17)
Inventories	5,060	3,960
Income taxes	93	(97)
Prepaid expenses and other current assets	(234)	215
Accounts payable and accrued liabilities	(4,685)	(6,228)
Net cash provided by operating activities	7,799	9,759
Investing activities
Capital expenditures	(2,154)	(4,216)
Proceeds from sale of property, plant and equipment	82	17
Proceeds from life insurance	5	5
Investments in life insurance	(68)	(64)
Net cash used in investing activities	(2,135)	(4,258)
Financing activities
Proceeds from long-term debt	32,240	39,770
Repayment of long-term debt	(38,496)	(44,488)
Tax withholding payments on share-based compensation	(156)	(246)
Payment on deferred financing costs	0	(125)
Net cash used in financing activities	(6,412)	(5,089)
Net (decrease) increase in cash	(748)	412
Cash at beginning of year	1,150	738
Cash at end of year	402	1,150
Supplemental disclosures of cash flow information
Cash paid during the year for interest	1,538	2,462
Cash paid during the year for income tax paid (received)	$ (309)	$ 81