Debt (Long-term Debt) (Details) - USD ($) $ in Thousands	Apr. 30, 2022	Jan. 31, 2022	Apr. 30, 2021
Debt Instrument [Line Items]
Long-term debt	$ 33,469	$ 14,513	$ 17,785
Less current portion	18,905	340	2,990
Non-current portion	14,564	14,173	14,795
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt	28,674	9,551	12,157
Other Debt [Member]
Debt Instrument [Line Items]
Long-term debt	$ 4,795	$ 4,962	$ 5,628

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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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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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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