Note 5 - Debt - Debt by Type (Details) - USD ($) $ in Thousands	Jan. 31, 2022	Jan. 31, 2021
Debt	$ 21,917	$ 13,210
Unamortized debt issuance costs	(147)	(166)
Less current maturities	7,384	6,776
Total long-term debt	14,386	6,268
Unamortized debt issuance costs	0	(9)
Total short-term debt	7,384	6,767
Revolving Lines, North America [Member]
Debt	634	2,826
Mortgages [Member]
Debt	5,257	6,394
Foreign Revolving Lines [Member]
Debt	6,049	3,272
Notes Payable to Banks [Member]
Debt	33	17
Finance Lease Obligations [Member]
Debt	$ 9,944	$ 701

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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