Note 6 - Intangible Digital Assets (Details Textual) |
12 Months Ended | |
|---|---|---|
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
USD ($)
|
|
| Crypto Asset, Covenant, Maximum Purchase Amount | $ 9,500,000 | |
| Payment for Acquisition, Crypto Asset | 5,000,000 | $ (0) |
| Crypto Asset, Unrealized Gain (Loss), Nonoperating | (2,057,000) | $ 0 |
| Proceeds from Disposal, Crypto Asset | $ 0 | |
| Bitcoin [Member] | ||
| Crypto Asset, Number of Units | 43.15 | |
| Crypto Asset, Cost | $ 5,000,000 | |
| Crypto Asset, Fair Value | $ 2,900,000 | |
| X | ||||||||||
- Definition The maximum amount of crypto assets able to be purchased. No definition available.
|
| X | ||||||||||
- Definition Cost of crypto asset. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Fair value of crypto asset. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Number of restricted and unrestricted crypto asset units held. Excludes crypto asset units held for platform user. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of unrealized gain (loss) from remeasurement of crypto asset, classified as nonoperating. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of cash outflow to acquire crypto asset. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of cash inflow from disposal of crypto asset. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|