75000 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 75010 - Statement - STATEMENTS OF ASSETS AND LIABILITIES (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 75020 - Statement - STATEMENTS OF ASSETS AND LIABILITIES (UNAUDITED) Liabilities2 link:presentationLink link:calculationLink link:definitionLink 75030 - Statement - STATEMENTS OF ASSETS AND LIABILITIES (UNAUDITED) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 75040 - Statement - SCHEDULES OF INVESTMENT (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 75050 - Statement - STATEMENTS OF OPERATIONS (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 75060 - Statement - STATEMENTS OF CHANGES IN NET ASSETS (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 995455 - Disclosure - Organization link:presentationLink link:calculationLink link:definitionLink 995465 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 995475 - Disclosure - Fair Value of XRP link:presentationLink link:calculationLink link:definitionLink 995485 - Disclosure - Creations and Redemptions of Shares link:presentationLink link:calculationLink link:definitionLink 995495 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 995505 - Disclosure - Related Parties link:presentationLink link:calculationLink link:definitionLink 995515 - Disclosure - Concentration Risk link:presentationLink link:calculationLink link:definitionLink 995525 - Disclosure - Financial Highlights Per Share Performance link:presentationLink link:calculationLink link:definitionLink 995535 - Disclosure - Indemnifications link:presentationLink link:calculationLink link:definitionLink 995545 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 995555 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 995565 - Disclosure - Summary of Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 995575 - Disclosure - Fair Value of XRP (Tables) link:presentationLink link:calculationLink link:definitionLink 995585 - Disclosure - Creations and Redemptions of Shares (Tables) link:presentationLink link:calculationLink link:definitionLink 995595 - Disclosure - Financial Highlights Per Share Performance (Tables) link:presentationLink link:calculationLink link:definitionLink 995605 - Disclosure - Organization - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995615 - Disclosure - Summary of Significant Accounting Policies - Summary of valuation techniques and observable inputs can vary by investment (Detail) link:presentationLink link:calculationLink link:definitionLink 995625 - Disclosure - Fair Value of XRP - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995635 - Disclosure - Fair Value of XRP - Summary of changes in quantity of ETC and the respective fair value (Detail) link:presentationLink link:calculationLink link:definitionLink 995645 - Disclosure - Creations and Redemptions of Shares - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995655 - Disclosure - Creations and Redemptions of Shares - Schedule of Activity in Number of Shares Issued and Redeemed (Details) link:presentationLink link:calculationLink link:definitionLink 995665 - Disclosure - Creations and Redemptions of Shares - Schedule of Activity in Value of Shares Issued and Redeemed (Details) link:presentationLink link:calculationLink link:definitionLink 995675 - Disclosure - Creations and Redemptions of Shares - Investment Owned Balanced Contract Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 995685 - Disclosure - Creations and Redemptions of Shares - Investment Owned Balanced Contract Payable (Details) link:presentationLink link:calculationLink link:definitionLink 995695 - Disclosure - Income Taxes - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995705 - Disclosure - Related Parties - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 995715 - Disclosure - Financial Highlights Per Share Performance - Summary of Per Share Data (Detail) link:presentationLink link:calculationLink link:definitionLink 995725 - Disclosure - Subsequent Events - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink Related Party Transaction [Table] Schedule Of Related Party Transactions By Related Party [Table] Accrued and unpaid Sponsor's Fees Sponsor's Fee payable, related party Accounts Payable Accounts Payable, Total Investment owned balanced contract receivable. Investment Owned Balanced Contract Receivable Bitcoin receivable Minimum [Member] Minimum Subsequent event, date Subsequent Event, Date (Decrease) increase in net assets from operations. Decrease Increase In Net Assets From Operations [Abstract] (Decrease) increase in net assets from operations: Common Stock, Shares, Issued Common Stock, Shares, Issued Common Stock Value, Shares Authorized Common Stock Value Shares Authorized Common Stock Value, Shares Authorized. Related Party Transaction [Line Items] Related Party Transaction [Line Items] Realized investment gains losses sold to pay expenses. Realized Investment Gains Losses Sold to Pay Expenses Net realized loss on investment in XRP sold to pay expenses DCG. D C G [Member] D C G Subsequent Event Type Subsequent Event Type [Domain] Sponsor's Fee Waiver Sponsor's Fee Waiver Sponsor's Fee Waiver, related party Sponsor's Fee Waiver, Total Sponsor's Fee Waiver, related party Common Stock, Other Shares, Outstanding Shares issued and outstanding, no par value (unlimited Shares authorized) Income Statement [Abstract] Investment Owned Redemption Investment Owned Redemption XRP redeemed Value of shares purchased. Value Of Shares Purchased Value of shares purchased Related and Nonrelated Parties [Domain] Related Party Document Period End Date Document Period End Date Investment Company, Financial Ratios [Abstract] Ratios to average net assets: Schedule of Investments [Abstract] Investments owned new contributions. Investments Owned New Contributions XRP contributed Investments [Domain] Investments Investment owned balanced contract payable table text block. Investment Owned Balanced Contract Payable [Table Text Block] Investment owned balanced contract payable Common stock, no par value Common Stock, No Par Value Assets Total assets Related Party Transaction [Axis] Non Sponsor Paid Expenses [Member] Non Sponsor Paid Expenses [Member] Non Sponsor Paid Expenses Increase Decrease In Net Assets. Increase Decrease In Net Assets Total increase (decrease) in net assets from operations and capital share transactions Investment owned, balance, contracts realized investment gains (losses) sold to pay expenses. Investment Owned Balance Contracts Realized investment gains losses sold to pay expenses Net realized loss on investment in XRP sold to pay expenses Net Assets [Abstract] Net assets: Net Assets consists of: Net assets. Investment Company, Investment Income (Loss), Per Share, Basic Net investment loss Investment owned balanced contract receivable table text block. Investment Owned Balanced Contract Receivable [Table Text Block] Investment owned balanced contract receivable Equity, Attributable to Parent Equity, Attributable to Parent, Total Beginning of period End of period Investment, Issuer Affiliation [Domain] Entity Address, Address Line Two Entity Address, Address Line Two Income Tax Disclosure [Text Block] Income Taxes Investment Owned, Balance, Contracts Redeemed Investment Owned, Balance, Contracts Redeemed XRP redeemed Bitcoin redeemed Change in shares outstanding. Change In Shares Outstanding [Abstract] Change in Shares outstanding: Schedule of activity in value of shares issued and redeemed table text block. Schedule Of Activity In Value Of Shares Issued And Redeemed [Table Text Block] Schedule of activity in value of shares issued and redeemed Stock, Class of Stock [Table] Statistical Measurement [Axis] Statistical Measurement Entity Interactive Data Current Entity Interactive Data Current Liabilities Total liabilities Ownership [Domain] Ownership Fair Value, Inputs, Level 3 [Member] Level 3 Net Realized And Unrealized Gain Loss Net Realized And Unrealized Gain Loss [Abstract] Net realized and unrealized gain (loss) from: Investment Company, Gain (Loss) on Investment, Per Share Net realized and unrealized loss Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Organization Stock Issued During Period, Shares, New Issues Shares issued Investment Company, Investment Income (Loss) from Operations, Per Share [Abstract] Net increase (decrease) in net assets from investment operations: Investment Company, Investment Income (Loss) Ratio Net investment loss Operating Costs and Expenses Sponsor's Fees incurred Operating Costs and Expenses, Total Related Party Transactions [Abstract] Investment Owned, Balance, Contracts New Contributions. Investment Owned Balance Contracts New Contributions XRP contributed Bitcoin contributed Investment Company, Financial Highlights [Table Text Block] Summary of per share data Summary of Per Share Data Subsequent Events [Text Block] Subsequent Events Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV Investment Owned, Net Assets, Percentage % of Net Assets Investment Owned, Balance, Contracts Investment Owned, Balance Investment Owned, Beginning balance Document Fiscal Period Focus Document Fiscal Period Focus Number of Incidental Rights distributed Number Of Incidental Rights Distributed In Payment Of Sponsors Fee Number of incidental rights distributed in payment of sponsors fee. Entity Current Reporting Status Entity Current Reporting Status Fair Value, Inputs, Level 1 [Member] Level 1 Net Assets Value Trust Exceeds Value Net Assets Value Trust Exceeds Value Investment Company, Financial Highlights [Text Block] Financial Highlights Per Share Performance Investment Type [Axis] Investment Type Investment in XRP Assets, Fair Value Disclosure Assets, Fair Value Disclosure, Total Document Transition Report Document Transition Report Concentration Risk Disclosure [Text Block] Concentration Risk Subsequent Event [Line Items] Subsequent Event [Line Items] Gross expenses Investment Income, Investment Expense Gross expenses Investment owned, balance, contracts net change in unrealized appreciation (depreciation) on investment. Investment Owned Balance Contracts Net Change In Unrealized Appreciation Depreciation On Investment Net change in unrealized appreciation/depreciation on investment in XRP Investment Company, Investment Income (Loss) from Operations, Per Share Net increase (decrease) in net assets resulting from operations Statistical Measurement [Domain] Statistical Measurement Common units issued, minimum basket. Common Units Issued Minimum Basket Common Units Issued, Minimum Basket Common units issued, minimum basket Schedule Of Changes In Net Assets [Abstract] Schedule Of Changes In Net Assets Assets [Abstract] Assets: Entity Central Index Key Entity Central Index Key Class of Stock [Line Items] Current Fiscal Year End Date Current Fiscal Year End Date Document Quarterly Report Document Quarterly Report Investments owned distributions. Investments Owned Distributions XRP distributed for Sponsor's Fee, related party Fair Value, Inputs, Level 2 [Member] Level 2 Investment Income, Net Net investment loss Net investment loss Unrealized Gain (Loss) on Investments, Total Net change in unrealized appreciation (depreciation) on investment in ETC Net change in unrealized appreciation/depreciation on investment in XRP Net change in unrealized appreciation/depreciation on investment in XRP Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Common Stock, Shares Held in Employee Trust, Shares Shares of the Trust, held by related parties Coinbase Inc. [Member]. Coinbase Inc [Member] Coinbase Inc Net (decrease) increase in net assets resulting from operations Ownership [Axis] Ownership Gross expenses Investment Company, Expense Gross expenses Investment Company, Expense Gross expenses Indemnifications Disclosure [Abstract]. Indemnifications Disclosure [Abstract] Title of 12(g) Security Title of 12(g) Security Stock Issued During Period, Shares, Period Increase (Decrease) Stock Issued During Period, Shares, Period Increase (Decrease), Total Net Change in Number of Shares Issued and Redeemed Net increase (decrease) in Shares Investment, Type [Extensible Enumeration] Total return Investment Company, Total Return Gain (Loss) on Investments Net realized and unrealized loss on investment Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV Income Tax Disclosure [Abstract] Schedule of Investments [Line Items] Schedule Of Investments [Line Items] Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Summary of Fair Value Estimates Fair Value Disclosures [Text Block] Fair Value of XRP Number of Incidental Rights held Number Of Incidental Rights Held Number of incidental rights held. Segment Reporting, Policy [Policy Text Block] Segment Reporting Share Issue With One or More Blocks, Shares Share Issue With One or More Blocks, Shares Shares issue one or more blocks Unlimited shares authorized Common Stock, Shares Authorized, Unlimited [Fixed List] Number Of Share Equivalent to XRP Number Of Share Equivalent to XRP Number of share equivalent to XRP Net Asset Value Per Share Principal Market NAV, end of period Principal Market NAV per Share Principal Market NAV, beginning of period Document Type Document Type Cash and Cash Equivalents, Policy [Policy Text Block] Cash and Cash Equivalents Subsequent Event Subsequent Event [Member] Investment in Ethereum Classic. Investment In Ethereum Classic [Member] Investment in ETC Stock Redeemed or Called During Period, Value Shares redeemed Securities Act File Number Entity File Number Investment, Issuer Affiliation [Axis] Entity Registrant Name Entity Registrant Name Accounting Policies [Abstract] Ethereum classic fair value per share. Ethereum Classic Fair Value Per Share Ethereum classic Fair Value Per Share Net Assets End of period Beginning of period Net assets Entity Address, Address Line One Entity Address, Address Line One Investment income Investment Income. Investment Income Fair Value, Recurring and Nonrecurring [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Net expenses Investment Company, Expense, after Reduction of Fee Waiver and Reimbursement Related Party Transactions Disclosure [Text Block] Related Parties Entity Small Business Entity Small Business Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Sponsor [Member]. Sponsor [Member] Sponsor Subsequent Event Type [Axis] Subsequent Event Type Principal Market and Fair Value Determination [Policy Text Block] Principal market and fair value determination. Principal Market and Fair Value Determination Equity [Abstract] Equity [Text Block] Creations and Redemptions of Shares Investment [Member] Investment. Total Investment Liabilities [Abstract] Liabilities: Entity Tax Identification Number Entity Tax Identification Number Entity Address, City or Town Entity Address, City or Town Stock Redeemed or Called During Period, Shares Shares redeemed Shares redeemed Stock Issued During Period, Value, New Issues Shares issued Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Investment Holdings, Schedule of Investments [Table Text Block] Investment Holdings, Schedule of Investments Indemnifications Disclosure [Text Block]. Indemnifications Disclosure [Text Block] Indemnifications Investment owned, balance, contracts distributed. Investment Owned Balance Contracts Distributed XRP distributed for Sponsor's Fee, related party Statement [Table] Entity Shell Company Entity Shell Company Statement [Line Items] Grayscale Securities, Seed Capital Investor [Member] Grayscale Securities, Seed Capital Investor. Grayscale Securities, Seed Capital Investor Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Maximum [Member] Maximum Investment Owned, Cost Cost Investment in XRP, at fair value (cost $105,398 and $253,881 as of June 30, 2026 and December 31, 2025, respectively) Investment owned, balance, shares held by custodian. Investment Owned Balance Shares Held By Custodian Investment owned balance shares held by custodian Net realized loss on investment in XRP sold for redemption of Shares Realized investment gains losses sold for redemption of shares. Realized Investment Gains Losses Sold for Redemption of Shares Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Federal income tax rate Subsequent Events [Abstract] Investment owned, balance, contracts realized investment gains (losses) sold for redemption of shares. Investment Owned Balance Contracts Realized Investment Gains Losses Sold for Redemption of Shares Net realized loss on investment in XRP sold for redemption of Shares Risks and Uncertainties [Abstract] Related Party Transaction [Domain] Document Fiscal Year Focus Document Fiscal Year Focus Shares outstanding at beginning of period Shares outstanding at end of period Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding Investment Company, Expense Ratio, after Fee Waiver and Incentive Fee Deduction Expenses Related Party Related Party [Member] Entity Ex Transition Period Entity Ex Transition Period Increase in Net Assets From Capital Share Transactions. Increase In Net Assets From Capital Share Transactions [Abstract] Increase (decrease) in net assets from capital share transactions: Subsidiary, Ownership Percentage, Parent Percentage of minority interest owned Security Exchange Name Related and Nonrelated Parties [Axis] Related Party New Accounting Pronouncements, Policy [Policy Text Block] Recently Issued Accounting Pronouncements Investment Transactions and Revenue Recognition [Policy Text Block] Investment transactions and revenue recognition. Investment Transactions and Revenue Recognition Entity Address, State or Province Entity Address, State or Province Related Party Transaction, Amounts of Transaction Related party maximum transaction in a fiscal year Amendment Flag Amendment Flag Related Party Transaction, Rate Related party sponsor fee percentage Percentage of managers fee. Percentage Of Managers Fee Percentage of manager's fee ETC fair value per share. E T C Fair Value Per Share ETC fair value per share Investment Company, Financial Highlights [Roll Forward] Per Share Data: City Area Code City Area Code Organization, Consolidation and Presentation of Financial Statements [Abstract] Schedule of Investments [Table] Schedule Of Investments [Table] Operating Expenses [Abstract] Expenses: Sponsor Fees Sponsor's Fee, related party Sponsor Fees, Total XRP Fair Value Share XRP Fair Value Share XRP fair value per share Additional trust expenses paid by sponsor. Additional Trust Expenses Paid By Sponsor Additional trust expenses paid by sponsor Trading Symbol Fair Value Measurement, Policy [Policy Text Block] Fair Value Measurement Subsequent Event [Table] Subsequent Event [Table] Entity Emerging Growth Company Entity Emerging Growth Company Quantity of Ethereum Classic. Quantity Of Ethereum Classic Quantity of ETC Gain (Loss) on Sale of Trust Assets to Pay Expenses Net realized (loss) gain on investment in XRP sold to pay expenses Net realized (loss) gain on investment in XRP sold to pay expenses Cover [Abstract] Stockholders' Equity, Period Increase (Decrease) Net (decrease) increase in net assets resulting from capital share transactions Investment Income, Net [Abstract] Investment income: Investment owned balanced contract payable. Investment Owned Balanced Contract Payable Bitcoin payable Fair Value Disclosures [Abstract] Sponsor's Parent [Member]. Sponsor Parent [Member] Sponsor's Parent Entity Filer Category Entity Filer Category Investment Company, Financial Highlights [Abstract] Investment Owned, at Fair Value Investment Owned, at Fair Value Fair Value Investment in ETC Investment in XRP, at fair value (cost $105,398 and $253,881 as of June 30, 2026 and December 31, 2025, respectively) Schedule of activity in number of shares issued and redeemed table text block. Schedule Of Activity In Number Of Shares Issued And Redeemed [Table Text Block] Schedule of activity in number of shares issued and redeemed Entity Address, Postal Zip Code Entity Address, Postal Zip Code Statement of Financial Position [Abstract] Local Phone Number Local Phone Number