Statements of Assets and Liabilities [Abstract] Total assets Total liabilities Net assets Beginning of period End of period Net Assets, Fair Value Statements of Operations [Abstract] Total expenses Net expenses Net investment loss Net investment loss Net realized gain (loss) on investment in ether Net realized gain (loss) from investment in ether Net realized gain on investment in ETH, Fair Value Net increase (decrease) in net assets resulting from operations Statements of Changes in Net Assets [Abstract] Net increase in capital share transactions Net increase in net assets Schedules of Investment [Abstract] Total Investment in Ether, Fair Value Organization [Abstract] Significant Accounting Policies [Abstract] Fair Value Hierarchy and NAV [Axis] Beginning balance (in Ethereum) Ending balance (in Ethereum) Quantity of Ether (in Ethereum) Beginning balance, Fair Value Ending balance, Fair Value Fair Value Investment in ETH Fair value Trust Expenses and Other Agreements [Abstract] Related Parties [Abstract] Capital Share Transactions [Abstract] Beginning of period (in Shares) End of period (in Shares) Shares outstanding (in Shares) Beginning of period End of period Commitments and Contingent Liabilities [Abstract] Concentration Risk [Abstract] Financial Highlights [Abstract] Net asset value per share, beginning of period (in Dollars per share) Net asset value per share, end of period (in Dollars per share) Net Asset Value per Share (in Dollars per share) Subsequent Event Review [Abstract] Assets Investment in ether, at fair value (cost $181,475,994, and $136,234,086, respectively) Investment in ether, at cost Receivable for investment in ether sold Liabilities Payable for shares redeemed Accrued Sponsor fee Shares issued (in Shares) Shares par value (in Dollars per share) Shares authorized, unlimited Expenses Sponsor fee, related party Sponsor fee Net realized gain (loss) and net change in unrealized appreciation (depreciation) Ether sold for redemption of shares Ether distributed for Sponsor fee, related party Net change in unrealized appreciation (depreciation) from investment in ether Net change in unrealized appreciation (depreciation) from investments in ether Net change in unrealized appreciation (depreciation) from investment in ETH, Fair Value Net realized gain (loss) and net change in unrealized appreciation (depreciation) Net increase (decrease) from operations Capital Share transactions Contributions for shares issued Shares issued Proceeds from issuance of shares Net assets: Cost Total Investment in Ether, % of Net Assets Ownership percentage of net assets Liabilities in Excess of Other Assets, Fair Value Liabilities in Excess of Other Assets, % of Net Assets % of Net Assets Sponsor fee waiver, related party Withdrawals for shares redeemed Organization Significant Accounting Policies Summary of Fair value Hierarchy Changes in Quantity of ETH and Fair Value ETH purchased (in Ethereum) ETH purchased, Fair Value ETH sold (in Ethereum) Trust Expenses and Other Agreements Related Parties Capital Share Transactions Share and Capital Activity Shares issued (in Shares) Stock issued during the period, new issues (in Shares) Commitments and Contingent Liabilities Concentration Risk Financial Highlights Summary of Financial Highlights From investment operations: Net investment loss (in Dollars per share) Net realized gain (loss) and change in unrealized appreciation (depreciation) from investments in ether (in Dollars per share) Net decrease resulting from operations (in Dollars per share) Total return Ratios to average net assets Expenses before fee waiver Expenses after fee waiver Net investment loss Subsequent Event Review ETH sold, Fair Value Shares redeemed (in Shares) Number of shares redeemed (in Shares) Shares redeemed Level 1 [Member] Level 2 [Member] Level 3 [Member] Class of Stock [Axis] Ownership [Axis] Statistical Measurement [Axis] Sale of Stock [Axis] Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Cybersecurity Risk Role of Management [Text Block] Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block] Cybersecurity Risk Management Third Party Engaged [Flag] Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Cybersecurity Risk Management Positions or Committees Responsible [Flag] Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag] Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] Cash Number of operating segments (in Segment) Sponsor fees at monthly rate of average daily net assets Shares issued, price per share (in Dollars per share) Quantity of digital assets Minority interest percentage Trust shares authorized (in Shares) Basis of Preparation Use of Estimates Cash Investment Valuation Ether Calculation of Net Asset Value Federal Income Taxes Segment Reporting Seed Capital Investor [Member] Seed Creation Baskets [Member] VanEck Securities Corporation [Member] Maximum [Member] Secondary Market [Member] Schedule of Investments [Table] Schedules of Investment [Abstract] Fair Value Hierarchy and NAV [Domain] Fair Value, off-Balance-Sheet Risk [Table] Significant Accounting Policies [Abstract] Subsidiary or Equity Method Investee, Sale of Stock [Table] Capital Share Transactions [Abstract] Investment Company, Financial Highlights [Table] Financial Highlights [Abstract] Cybersecurity Risk Management, Strategy, and Governance [Table] Cybersecurity Risk Management, Strategy, and Governance [Line Items] Ownership [Domain] Class of Stock [Domain] Statistical Measurement [Domain] Related Party Transaction [Table] Related Parties [Abstract] Sale of Stock [Domain] Accrued sponsor fee. Tabular disclosure of changes in quantity of ether and respective fair value. Number of restricted and unrestricted crypto asset units held. Excludes crypto asset units held for platform user. Number of restricted and unrestricted crypto asset units purchased. Excludes crypto asset units held for platform user. Number of restricted and unrestricted crypto asset units sold. Excludes crypto asset units held for platform user. Disclosure of accounting policy for ethereum. Percentage of investment owned to net assets after deducting liabilities. Net realized gain (loss) and change in unrealized appreciation (depreciation) from investments in either. Net realized gain (loss) on ether distributed for sponsor fee, related party. Net realized gain (loss) on ether sold for redemption of shares. 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. Disclosure of trust expenses and other agreements. Number of restricted and unrestricted vaneck asset units held. Excludes vaneck asset units held for platform user. Secondary market sale of stock by a private company to the public. Initial Seed investor means securities issued before an Issuer's IPO, or by a private Target Company before a reverse take-over bid, change of business or Qualifying Transaction, regardless of whether the securities are subject to resale restrictions or are free trading. Seed creation baskets. Name of entity. Cybersecurity Risk Role of Management [Text Block] Segment Reporting, Policy [Policy Text Block] Number of Operating Segments Use of Estimates, Policy [Policy Text Block] Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Investment Company, Investment Income (Loss) from Operations, Per Share [Abstract] Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Fair Value, Inputs, Level 3 [Member] Investment Company, Net Asset Value, Per Share, Period Increase (Decrease) Investment Company, Investment Income (Loss) Ratio Related Party Transactions Disclosure [Text Block] Assets [Abstract] Fair Value, Assets Measured on Recurring Basis [Table Text Block] Crypto Asset, Unrealized Gain (Loss), Operating and Nonoperating Net Realized Gain Loss And Change In Unrealized Appreciation Depreciation From Investments Net Realized Gain Loss On Ether Distributed For Sponsor Fee Related Party Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block] Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Basis of Accounting, Policy [Policy Text Block] Crypto Asset, Fair Value Stock Issued During Period, Value, New Issues Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Concentration Risk Disclosure [Text Block] Cybersecurity Risk Management Positions or Committees Responsible [Flag] Noninvestment Assets Less Noninvestment Liabilities Stock Issued During Period, Shares, New Issues Fair Value, Inputs, Level 1 [Member] Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Fair Value Measurement, Policy [Policy Text Block] Investment Company, Capital Share Transaction, Increase (Decrease) Ethereum Policy Text Block Trust Expensesand Other Agreements Text Block Equity, Attributable to Parent Cybersecurity Risk Management Third Party Engaged [Flag] Noninvestment Asset Less Noninvestment Liability, Percent of Net Asset Investment Company, Expense Ratio, after Fee Waiver and Incentive Fee Deduction Nature of Operations [Text Block] Cash and Cash Equivalents, Policy [Policy Text Block] Crypto Asset, Cost Receivable, Investment, Sale Schedule of Investments [Line Items] Assets Liabilities Net Asset Value Per Share Van Eck Asset Number Of Units Held Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract] Subsequent Events [Text Block] Crypto Asset Number Of Units Purchased Crypto Asset Number Of Units Sold Earnings Per Share, Policy [Policy Text Block] Changes In Quantity Of Ether And Respective Fair Value Table Text Block Schedule of Stockholders Equity [Table Text Block] Crypto Asset, Realized Gain (Loss), Operating and Nonoperating Crypto Asset, Realized and Unrealized Gain (Loss), Operating and Nonoperating [Abstract] Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag] Shares, Issued Net Investment Income Stock Redeemed or Called During Period, Shares Seed Capital Investor Member Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items] Investment Company, Investment Income (Loss) from Operations, Per Share Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Net Assets Percentage Of Net Assets Value Net Realized Gain Loss On Ether Sold For Redemption Of Shares Net Assets Common Stock, No Par Value Subsidiary or Equity Method Investee [Line Items] Sale of Stock, Number of Shares Issued in Transaction Fair Value, Inputs, Level 2 [Member] Investment Company, Expense, after Reduction of Fee Waiver and Reimbursement Equity [Text Block] Investment Company, Expense, after Reduction of Fee Waiver and Reimbursement [Abstract] Van Eck Securities Corporation Member Investment Company, Total Return Investment Company, Expense Offset Arrangement Secondary Market Member Cash Operating Expenses Common Stock, Shares Authorized, Unlimited [Fixed List] Income Tax, Policy [Policy Text Block] Investment Owned, Cost Maximum [Member] Crypto Asset, Purchase Subsidiary, Ownership Percentage, Parent Shares, Outstanding Sponsor Fees Commitments and Contingencies Disclosure [Text Block] Shares Issued, Price Per Share Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital Crypto Asset, Realized and Unrealized Gain (Loss), Operating and Nonoperating Investment Company, Financial Highlights [Table Text Block] Crypto Asset Number Of Units Held Investment Company, Financial Ratios [Abstract] Cybersecurity Risk Management, Strategy, and Governance [Abstract] Stock Redeemed or Called During Period, Value Investment Owned, Net Assets, Percentage Stock Repurchased and Retired During Period, Value Sponsor Fee At Monthly Rate Of Average Daily Net Assets Investments Liabilities [Abstract] Investment Company, Financial Highlights [Text Block] Related Party Transaction [Line Items] Crypto Asset, Sale Significant Accounting Policies [Text Block] Investment Company, Financial Highlights [Line Items] Net Assets Abstract Accrued Sponsor Fee Investment Company, Capital Share Transaction, Increase (Decrease) [Abstract] Investment Company, Expense Ratio, after Fee Waiver and before Incentive Fee Deduction Seed Creation Baskets Member Payable, Common Stock Redeemed