Number of restricted and unrestricted vaneck asset units held. Excludes vaneck asset units held for platform user.

No definition available.

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- Definition

Percentage of investment owned to net assets.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

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- Definition

Number of new stock issued during the period.

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- Definition

Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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- Definition

Number of stock bought back by the entity at the exercise price or redemption price.

+ References

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Related Parties (Details)			7 Months Ended	12 Months Ended
Related Parties (Details)	Jun. 25, 2024 USD ($) Ether $ / shares shares	May 20, 2024 $ / shares shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2025 USD ($) shares	Sep. 30, 2025
Related Parties [Abstract]
Stock issued during the period, new issues (in Shares)			3,402,000	3,225,000
Number of shares redeemed (in Shares)			402,000	2,600,000
Proceeds from issuance of shares \| $			$ 154,153,076	$ 172,013,836
Ownership percentage of net assets			100.00%	100.02%
Seed Capital Investor [Member]
Related Parties [Abstract]
Stock issued during the period, new issues (in Shares)		2,000
Shares issued, price per share (in Dollars per share) \| $ / shares		$ 50
Number of shares redeemed (in Shares)	2,000
Ownership percentage of net assets			13.00%	0.00%
Seed Creation Baskets [Member]
Related Parties [Abstract]
Stock issued during the period, new issues (in Shares)	200,000
Shares issued, price per share (in Dollars per share) \| $ / shares	$ 50
Proceeds from issuance of shares \| $	$ 10,000,000
Quantity of digital assets \| Ether	2,929.06
VanEck Securities Corporation [Member] \| Maximum [Member]
Related Parties [Abstract]
Minority interest percentage					1.00%