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Note 12 - Income Taxes - Summary of Operating Loss Carryforwards (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Mar. 31, 2024
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Domestic Tax Jurisdiction [Member] | Tax Year Pre-2018 [Member] |  |
NOL carryforwards | $ 0 | $ 0
Domestic Tax Jurisdiction [Member] | Tax Year Post -2018 [Member] |  |
NOL carryforwards | 0 | 0
State and Local Jurisdiction [Member] |  |
NOL carryforwards | 9,094 | 8,709
Foreign Tax Jurisdiction [Member] |  |
NOL carryforwards | $ 11,671 | $ 22,595

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-3 + Details
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