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Trust Expenses and Other Agreements (Details) - USD ($) |  | 7 Months Ended | 12 Months Ended
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Jul. 22, 2024 | Dec. 31, 2024 | Dec. 31, 2025 | Jul. 22, 2025
Trust Expenses and Other Agreements [Abstract] |  |  |  |
Sponsor fees at monthly rate of average daily net assets | 0.20% |  |  |
Sponsor fee |  | $ 76,765 | $ 334,700 | $ 1,500,000,000

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- Definition Percentage amount paid to the sponsor for management of the day-to-day business functions of the LLC or LP including the fee rate, basis of calculation, relevant accounting period, whether the fee is paid to an entity other than the managing average daily net assets, or whether the fee is waived. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | ethv_
Data Type: | xbrli:stringItemType
Balance Type: | na
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- Definition Fees paid to advisors who provide certain management support and administrative oversight services including the organization and sale of stock, investment funds, limited partnerships and mutual funds. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
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