Schedule of Investment Company Financial Highlights (Details) - $ / shares |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Investment Company [Abstract] | ||||||||
| Net asset value per Share at beginning of period | $ 21.82 | $ 26.78 | $ 28.12 | $ 30.43 | ||||
| Net realized and unrealized (loss) gain on investment in Bitcoin | (2.96) | 8.21 | (9.23) | 4.66 | ||||
| Net investment loss | (0.03) | (0.08) | (0.06) | (0.18) | ||||
| Net (decrease) increase in net assets resulting from operations | (2.99) | 8.13 | (9.29) | 4.48 | ||||
| Net asset value per Share at end of period | $ 18.83 | $ 34.91 | $ 18.83 | $ 34.91 | ||||
| Total return | [1] | (13.71%) | 30.36% | (33.05%) | 14.72% | |||
| Ratios to average net asset value, expenses | [2] | 0.49% | 1.02% | 0.49% | 1.13% | |||
| Ratios to average net asset value, net investment loss | [2] | (0.49%) | (1.02%) | (0.49%) | (1.13%) | |||
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- References No definition available.
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- Definition Percentage of expense, after incentive allocation, to average net assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Per share or unit amount of realized and unrealized gain (loss) on investment. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Per share or unit amount of investment income (loss) and realized and unrealized gain (loss) on investment. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Per-basic-share or unit amount, after investment expense, of dividend and interest investment income (loss) from investment held by investment company. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of investment income (loss) to average net assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Percentage increase (decrease) in fund net asset value, assuming reinvestment of dividends and capital gain distributions. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Net asset value per share or per unit of investments in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes fair value disclosure. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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