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Note 11 - Leases - Lease Costs (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Amortization of ROU assets		$ 37	$ 25	$ 122	$ 100
Interest on lease liabilities		2	1	4	5
Operating lease costs		724	463	2,027	1,361
Short-term lease costs (1)	[1]	443	151	1,484	384
Total Lease costs		$ 1,206	$ 640	$ 3,637	$ 1,850
[1] Includes variable lease costs, which are not material.

X

- Definition

Amount of interest expense on finance lease liability.

+ References

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-Section 55
-Paragraph 53
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X

- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

+ References

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X

- Definition

Amount of lease cost recognized by lessee for lease contract.

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X

- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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X

- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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