Note 3 - Trust Expenses (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 12, 2026 |
Feb. 19, 2026 |
Jun. 30, 2026 |
Jun. 30, 2026 |
|
| Management and Service Fees, Base Rate | 0.25% | 0.25% | ||
| Sponsors Fee After Fee Waiver, Percentage | 0.12% | |||
| Maximum Amount of Trust Assets for Sponsor's Fee After Fee Waiver | $ 2,500,000,000 | |||
| Staking Fee, Percentage of Gross Staking Consideration | 467379.00% | |||
| Sponsor Fees Waived | $ 179,522 | $ 196,572 | ||
| Maximum [Member] | ||||
| Legal Fees Per Year | $ 500,000 |