75000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 75010 - Statement - Statement of Assets and Liabilities link:presentationLink link:calculationLink link:definitionLink 75020 - Statement - Statement of Assets and Liabilities (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 75030 - Statement - Statement of Operations link:presentationLink link:calculationLink link:definitionLink 75040 - Statement - Statement of Changes in Net Assets link:presentationLink link:calculationLink link:definitionLink 75050 - Statement - Statement of Cash Flows link:presentationLink link:calculationLink link:definitionLink 75060 - Statement - Schedule of Investment link:presentationLink link:calculationLink link:definitionLink 75060 - Statement - Schedule of Investment [Default] link:presentationLink link:calculationLink link:definitionLink 995480 - Disclosure - Cybersecurity Risk Management, Strategy, and Governance 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link:presentationLink link:calculationLink link:definitionLink 995660 - Disclosure - Financial Highlights - Schedule of Financial Highlights (Details) link:presentationLink link:calculationLink link:definitionLink 995670 - Disclosure - Subsequent Events (Additional Information) (Details) link:presentationLink link:calculationLink link:definitionLink 995680 - Disclosure - Staking Program (Additional Information) (Details) link:presentationLink link:calculationLink link:definitionLink Plan Name [Axis] Equity [Abstract] Fair Value, Inputs, Level 2 [Member] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Proceeds from ether sold Proceeds from Disposition of Investment, Operating Activity Ether sold Investment Company, Financial Highlights [Table Text Block] Schedule of Financial Highlights Common Stock, Shares Authorized Investment, Policy [Policy Text Block] Investment Valuation Product and Service [Axis] Net Assets, End of Period Total Net Assets Net Assets Net Assets, beginning of period Changes in Net Assets Increase (Decrease) in Accounts Payable, Related Parties Increase (decrease) in Sponsor fee payable Cybersecurity Risk Management, Strategy, and Governance [Abstract] Common stock, shares issued Common Stock, Shares, Issued Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag] Cybersecurity Risk Board of Directors Oversight [Text Block] Statement [Table] Net increase (decrease) in net assets resulting from operations Investment Company, Investment Income (Loss) from Operations, Per Share Investment, Identifier [Axis] Total Return, at Market Value Investment Company, Total Return, Market Value Statement [Line Items] Receivable, Investment, Sale Receivables from issuance of capital shares Statement of Partners' Capital [Abstract] Industry Sector [Axis] Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Subsequent Event [Line Items] Cybersecurity Risk Management Third Party Engaged [Flag] Documents Incorporated by Reference Investment Income, Interest Investment income Significant Accounting Policies Significant Accounting Policies [Text Block] Cybersecurity Risk Management, Strategy, and Governance [Table] Concentration Risk Disclosure [Text Block] Concentration Risk Total Return, at Net Asset Value Investment Company, Total Return Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities: Expenses, gross Investment Company, Expense Ratio before Incentive Allocation Net Assets Equity, Attributable to Parent [Abstract] Expenses, Policy [Policy Text Block] Expenses, Policy [Policy Text Block] Expenses Retained Earnings (Accumulated Deficit), Total Retained Earnings (Accumulated Deficit) Total distributable earnings (loss) Industry Sector [Domain] Ether [Member] Ether [Member] Ether [Member] Operations Commenced Date Operations Commenced Date Organization, Consolidation and Presentation of Financial Statements [Abstract] Product and Service [Domain] Net Cash Provided by (Used in) Operating Activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Cybersecurity Risk Role of Management [Text Block] Seed Baskets [Member] Seed Baskets [Member] Seed Baskets [Member] Other Assets Less Liabilities Noninvestment Assets Less Noninvestment Liabilities Crypto Asset, Number of Units Crypto Asset, Number of Units, Total Solana tokens, Number of units Balance as of December 31, 2025 Balance as of September 10, 2025 (seeding date) Fair Value Hierarchy and NAV [Axis] Income Tax, Policy [Policy Text Block] Income Taxes Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] Bitcoin [Member] Bitcoin [Member] Bitcoin [Member] Investment Type [Axis] Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block] Ether Investment [Member] Ether Investment [Member] Investment in ether [Member] Payable, Common Stock Redeemed Payable for capital shares redeemed Net increase in shares Stock Issued During Period, Shares, Period Increase (Decrease) Net Increase (Decrease) in Shares Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Investment Company, Net Assets [Roll Forward] Net increase (decrease) in cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Subsequent Event Type [Domain] Stock Repurchased and Retired During Period, Shares Shares redeemed Common stock, par value Common Stock, Par or Stated Value Per Share Percentage of Sponsor Fee Percentage of Sponsor Fee Percentage of Sponsor Fee Liabilities Liabilities [Abstract] Realized Investment Gains (Losses) Realized Investment Gains (Losses), Total Net realized gain (loss) on investment in ether sold for redemptions Net realized (gain) loss on investment in ether sold for redemptions Net realized (gain) loss on investment in ether sold for redemptions Net realized gain (loss) on investment in ether distributed for redemptions Net Increase (Decrease) in Net Assets Resulting from Capital Share Transactions Net increase (decrease) in net assets resulting from capital share transactions Investment Company, Capital Share Transaction, Increase (Decrease) Net Increase (Decrease) in Net Assets Resulting from Capital Share Transactions Noninvestment Asset Less Noninvestment Liability, Percent of Net Asset Other Assets Less Liabilities Assets Net investment income (loss) Investment Company, Investment Income (Loss) Ratio Investment Owned, Balance, Shares Quantity of Ether Balance as of September 10, 2025 (seeding date) Balance as of December 31, 2025 Realized Gain (Loss), Security Sold Short, Operating Net realized gain (loss) on investment in ether sold for redemptions Risks and Uncertainties [Abstract] Investment Income: Net Investment Income [Abstract] Subsequent Event [Member] Ether Assets Marketable Securities, Policy [Policy Text Block] Basis of Presentation and Significant Accounting Policies [Text Block] Basis of Presentation Capital Share Transactions: Investment Company, Capital Share Transaction, Increase (Decrease) [Abstract] Net Increase (Decrease) in Net Assets Resulting from Operations Increase (Decrease) in Operating Assets Sponsor fee Sponsor Fees Transfer of ether to pay the Sponsor fee Fair Value, Inputs, Level 3 [Member] Investment Company, Gain (Loss) on Investment, Per Share Net realized and change in unrealized gain (loss) Net change in unrealized appreciation (depreciation) on investment in ether Unrealized Gain (Loss) on Investments Net change in unrealized appreciation (depreciation) on investment in ether Net change in unrealized (appreciation) depreciation on investment in ether Fair Value, Assets Measured on Recurring Basis [Table Text Block] Summary of information about assets measured at fair value Related Party Transactions [Abstract] Total Investment Ether [Member] Total Investment Ether [Member] Total Investment Ether [Member] Non-cash Redemptions of Capital Shares Non-cash Redemptions of Capital Shares Ether distributed for the redemption of capital shares Solana tokens, Fair Value Crypto Asset, Fair Value Crypto Asset, Fair Value, Total Balance as of September 10, 2025 (seeding date) Balance as of December 31, 2025 Investment Company, Payment by Affiliate, Per Share Aggregate purchase price Commitments and Contingencies Commitments and Contingencies (Note 6) Market Value per Share, end of period Market Value per Share, beginning of period Investment Company, Market Value, Per Share Percentage of SOL Trust Fund Percentage of SOL Trust Fund Percentage of SOL Trust Fund Proceeds from Other Equity Proceeds from Other Equity Net increase (decrease) in net assets resulting from operations Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net Increase (Decrease) in Net Assets Resulting from Operations Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block] Subsequent Events Subsequent Events [Text Block] Related Party Agreements and Transactions Related Party Transactions Disclosure [Text Block] Total Net Assets Total Net Assets Equity, Attributable to Parent Equity, Attributable to Parent, Ending Balance Equity, Attributable to Parent, Beginning Balance Use of Estimates Use of Estimates, Policy [Policy Text Block] Fair Value Disclosures [Text Block] Fair Value Measurement Investment Owned, Fair Value, Beginning Balance Investment Owned, Fair Value, Ending Balance Investment Owned, Fair Value Investments, Fair Value Investment in ether, at fair value (cost $1,459,448 and $2,050,114 as of March 31, 2026 and December 31, 2025, respectively) Product Information [Line Items] Supplemental information and non-cash financing activities Noncash Investing and Financing Items [Abstract] Plan Name [Domain] Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block] Schedule of Investments [Line Items] Business Description and Basis of Presentation [Text Block] Organization Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Changes in Shares Outstanding: Changes In Shares Outstanding [Abstract] Changes In Shares Outstanding [Abstract] Percentage Of Unified Fee Paid (Annually) Percentage Of Unified Fee Paid (Annually) Percentage of unified fee paid (annually) Investment, Issuer Affiliation [Domain] Investment Owned, Cost Investment in ether, at cost Investments, Cost Cash, End of the Period Cash, beginning of the period Cash, beginning of the period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Total Fair Value Hierarchy and NAV [Domain] Stock Redeemed or Called During Period, Value Shares redeemed Shares redeemed Cash paid for redemption of capital shares Investment, Issuer Affiliation [Axis] Statement of Financial Position [Abstract] Fair Value Option, Disclosures [Table] Cybersecurity Risk Management, Strategy, and Governance [Line Items] Liabilities Liabilities Total Liabilities Net realized gain (loss) on investment in ether distributed for redemptions Net realized gain (loss) on investment in ether distributed for redemptions Net realized gain (loss) on investment in ether distributed for redemptions Net realized (gain) loss on investment in ether distributed for redemptions Net realized (gain) loss on investment in ether distributed for redemptions Global [Member] Global [Member] Global [Member] Investments [Domain] Solana Tokens, Number of Units Solana Tokens, Number of Units Solana tokens, Number of units Quantity of Solana Staking Program Crypto Asset [Text Block] Subsequent Event [Table] Nature of Operation, Product Information, Concentration of Risk [Table] Schedule of Investments [Table] New Accounting Pronouncements, Policy [Policy Text Block] Recently Adopted Accounting Pronouncements Payment for Purchase, Investment, Operating Activity Payments for purchases of bitcoin Payments for purchases of ether Ether purchased Investment, Type [Extensible Enumeration] Investment, Type [Extensible Enumeration] Common stock, shares outstanding Common Stock, Shares, Outstanding Shares Outstanding, End of Period Shares outstanding, beginning of period Cybersecurity Risk Management Processes Integrated [Flag] Schedule Of Activity In The Number And Value Of Shares Created And Redeemed [Table Text Block] Schedule Of Activity In The Number And Value Of Shares Created And Redeemed [Table Text Block] Summary Of Activity In The Number And Value Of Shares Created And Redeemed Payments for Repurchase of Common Stock Cash paid for redemption of capital shares Ether distributed for the redemption of capital shares Schedule of Investments [Abstract] Statement of Cash Flows [Abstract] Stock Issued During Period, Value, New Issues Shares issued Capital Equity [Text Block] Cybersecurity Risk Management Processes Integrated [Text Block] Assets Assets [Abstract] Net Investment Income Net Investment Income (Loss) Net investment income (loss) Net investment income (loss) Fair Value Disclosures [Abstract] Commitments and Contingencies Disclosure [Abstract] Sale of Stock, Consideration Received on Transaction Aggregate purchase price Investment Owned, Net Assets, Percentage Investments, Percentage of Net Assets Payable, Investment, Purchase Payable for purchases of ether Investment Company, Distribution [Policy Text Block] Investment Transactions and Related Investment Income Non-Cash Issuances of Capital Shares Value Non-Cash Issuances of Capital Shares Value Ether received for the issuance of capital shares Transfer of ether to pay the Sponsor fee Transfer of ether to pay the Sponsor fee Transfer of ether to pay the Sponsor fee Transfer of ether to pay the Sponsor fee Subsequent Event Type [Axis] Investment Company, Financial Highlights [Abstract] Cash Flows from Financing Activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Investment Company, Financial Highlights [Text Block] Financial Highlights Goodwill and Intangible Assets Disclosure [Abstract] Net investment income (loss) Investment Company, Investment Income (Loss), Per Share, Basic Derivative, Fair Value, Net Derivative, Fair Value, Net, Total Fair Value of Trust Accounts and Other Receivables, Net, Current Receivables from sales of ether Common Stock, Value, Issued Shares, no par value (unlimited shares authorized) 57,850,000 and 74,550,000 shares issued and outstanding as of March 31, 2026 and December 31, 2025, respectively Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Additional Paid in Capital Additional Paid in Capital, Total Paid-in-capital Subsequent Events [Abstract] Cybersecurity Risk Management Positions or Committees Responsible [Flag] Proceeds from Issuance of Common Stock Proceeds from issuance of capital shares Ether received for the issuance of capital shares Total Increase (Decrease) in Net Assets Total increase (decrease) in net assets Stockholders' Equity, Period Increase (Decrease) Gain (Loss) on Investments Net realized gain (loss) Net Realized and Change in Unrealized Gain (Loss) on Investment in Ether Net Asset Value, beginning of period Net Asset Value, end of period Net Asset Value per share (57,850,000 and 74,550,000 shares issued and outstanding as ofMarch 31, 2026 and December 31, 2025, respectively) Expenses, net of waivers Investment Company, Expense Ratio, after Voluntary Fee Waiver Deduction Assets Total Assets Income Statement [Abstract] Sale of Stock, Number of Shares Issued in Transaction Number of shares issued and sold Shares issued Stock Issued During Period, Shares, New Issues Cash Cash and Cash Equivalents, Policy [Policy Text Block] Net Realized and Change in Unrealized Gain (Loss) from: Net Realized and Unrealized Gains (Losses) on Investments Abstract Net Realized and Unrealized Gains (Losses) on Investments Abstract Fair Value, Inputs, Level 1 [Member] Net Cash Provided by (Used in) Financing Activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Management Fee Payable Sponsor fee payable Investments, Fair Value Disclosure, Total Investments, Fair Value Disclosure Total Investments Begining Balance Ending Balance Investment Company, Expense, after Reduction of Fee Waiver and Reimbursement [Abstract] Expenses: Net Increase (Decrease) in Net Assets Resulting from Operations: Operations Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract] Cash Flows from Operating Activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Share price Purchase Of Stock Purchase of Stock Purchase of share Auditor Opinion Net realized (gain) loss on investment in ether transferred to pay the Sponsor fee Net realized gain (loss) on investment in ether transferred to pay the Sponsor fee Gain (Loss) on Sale of Trust Assets to Pay Expenses Gain (Loss) on Sale of Trust Assets to Pay Expenses, Total Net realized (gain) loss on investment in ether transferred to pay the Sponsor fee Accounting Policies [Abstract] Total Net Assets [Member] Total Net Assets [Member] Fee Waiver Agreement [Member] Fee Waiver Agreement [Member] Fee Waiver Agreement [Member] Sale of Stock, Transaction Date Transaction date Common stock, shares authorized, unlimited Common Stock, Shares Authorized, Unlimited [Fixed List]