Note 5 - Related Party Transactions (Details Textual) £ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
May 31, 2026
USD ($)
|
May 31, 2026
GBP (£)
|
Oct. 13, 2025 |
Dec. 12, 2022 |
|
| Strategic Partnership with Solana Life Group S. de R.L. [Member] | ||||
| Equity Method Investment, Ownership Percentage | 25.00% | |||
| Joint Venture With RIKI Ventures, LLC [Member] | ||||
| Equity Method Investment, Ownership Percentage | 50.00% | |||
| Equity Method Investment, Termination Fee | $ 77 | |||
| Joint Venture With RIKI Ventures, LLC [Member] | Employment Arrangement [Member] | Mr. Persofsky [Member] | ||||
| Compensation Expense, Excluding Cost of Good and Service Sold | 130 | |||
| Joint Venture With RIKI Ventures, LLC [Member] | Employment Arrangement [Member] | Mr. Simon [Member] | ||||
| Compensation Expense, Excluding Cost of Good and Service Sold | $ 127 | £ 90 | ||