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Note 4 - Supplemental Information - Prepaid and Other Current Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Mar. 31, 2025
Prepaid expenses	$ 3,540	$ 2,364
Deposits	1,527	1,752
Prepaid income taxes	521	1,040
Other current assets	3,592	2,873
Total prepaid expenses and other current assets	$ 9,180	$ 8,029

X

- Definition

Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References

No definition available.

+ Details

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X

- Definition

Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment within one year or during the operating cycle, if shorter.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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X

- Definition

Amount of current assets classified as other.

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-Topic 852
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-Section 55
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- Definition

Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of asset related to consideration paid in advance for income and other taxes that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References

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