Note 10 - Income Taxes, Schedule of Income Taxes Paid (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Federal | $ 5,489 | $ 2,750 |
| Domestic state and local subtotal | 1,196 | 500 |
| Total income taxes paid | 6,685 | 3,250 |
| Illinois Tax Authority [Member] | ||
| Domestic state and local subtotal | 456 | 401 |
| Other State Tax Authorities [Member] | ||
| Domestic state and local subtotal | $ 740 | $ 99 |
| X | ||||||||||
- Definition Amount, after income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after income tax refund received, of cash paid to state and local tax jurisdictions for tax on income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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