Note 6 - Debt - Debt by Type (Details) - USD ($) $ in Thousands	Jan. 31, 2020	Jan. 31, 2019
Line of Credit, Current	$ 8,577	$ 8,890
Mortgage notes	6,568	6,961
Finance lease obligations	1,094	536
Total debt	16,930	16,471
Unamortized debt issuance costs	(169)	(181)
Less current maturities	10,044	9,539
Total long-term debt	6,717	6,751
Unamortized debt issuance costs	(9)	(9)
Total short-term debt	10,035	9,530
Revolving Lines, North America [Member]
Line of Credit, Current	8,577	8,890
Foreign Revolving Lines [Member]
Line of Credit, Current	$ 691	$ 84

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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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 of long-term debt and lease obligation, classified as noncurrent.

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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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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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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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