Fair Value of BCH - Additional Information (Details) |
Mar. 31, 2026
BitcoinCash
$ / shares
|
Jun. 30, 2025
BitcoinCash
$ / shares
|
|---|---|---|
| Fair Value Disclosures [Abstract] | ||
| Investment owned balance shares held by custodian | BitcoinCash | 384,991.96168152 | 392,285.62958128 |
| BCH Fair Value Per Share | $ / shares | $ 470.22 | $ 517.38 |