Statements of Assets and Liabilities (Parentheticals) - USD ($) |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
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| Statements of Assets and Liabilities [Abstract] | ||
| Investment in ether, at cost | $ 160,889,331 | $ 181,475,994 |
| Shares par value (in Dollars per share) | $ 0 | $ 0 |
| Shares authorized, unlimited | Unlimited | Unlimited |
| X | ||||||||||
- Definition Face amount per share of no-par value common stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Indicates whether number of common shares permitted to be issued is unlimited. Acceptable value is "Unlimited". Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Cost of the investment. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- References No definition available.
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