v3.26.1

Trust Expenses and Other Agreements (Details) - USD ($)		3 Months Ended		12 Months Ended
	Jul. 22, 2024	Mar. 31, 2026	Mar. 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		$ 63,630	$ 60,908	$ 1,500,000,000

X

- 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

Name:	ethv_SponsorFeeAtMonthlyRateOfAverageDailyNetAssets
Namespace Prefix:	ethv_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	ethv_TrustExpensesAndOtherAgreementsAbstract
Namespace Prefix:	ethv_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- 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

Name:	us-gaap_SponsorFees
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration