Statements of Assets and Liabilities [Abstract] Total assets Total liabilities Net assets Beginning of period End of period Statements of Operations [Abstract] Total investment income Total expenses Net expenses Net investment income Net investment income Net realized loss from investment in avalanche Net realized loss from investment in avalanche Net realized gain (loss) on investment in AVAX Net increase 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 Avalanche Class of Stock [Axis] Organization [Abstract] Significant Accounting Policies [Abstract] Fair Value Hierarchy and NAV [Axis] Beginning balance (in Avalanche) Ending balance (in Avalanche) Quantity of Avalanche (in Avalanche) Quantity (in Avalanche) Beginning balance, Fair Value Ending balance, Fair Value Investment in avalanche, at fair value (cost $18,984,097, and $2,500,000, respectively) Fair Value Investment in AVAX Measurement Input Type [Axis] Trust Expenses and Other Agreements [Abstract] Related Parties [Abstract] Related and Nonrelated Parties [Axis] Capital Share Transactions [Abstract] Beginning of period (in Shares) End of period (in Shares) Beginning of period End of period Commitments and Contingent Liabilities [Abstract] 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) Net increase (decrease) resulting from operations (in Dollars per share) Subsequent Event Review [Abstract] Document Type Document Quarterly Report Document Period End Date Document Fiscal Year Focus Document Transition Report Entity File Number Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line Two Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Ex Transition Period Entity Shell Company Entity Common Stock, Shares Outstanding Entity Central Index Key Amendment Flag Document Fiscal Period Focus Current Fiscal Year End Date Assets Investment in avalanche, at cost Cost Liabilities Accrued Sponsor fee Shares issued (in Shares) Shares outstanding (in Shares) Shares par value (in Dollars per share) Shares authorized Investment Income Staking income (net) Expenses Sponsor fee Sponsor fee (in Dollars) Net realized loss on: Avalanche sold for redemption of shares Avalanche sold for distribution Avalanche sold to pay expenses Net change in unrealized appreciation (depreciation) from investment in avalanche Net change in unrealized appreciation (depreciation) from investments in avalanche Net change in unrealized appreciation (depreciation) from investment in AVAX Net realized loss and net change in unrealized appreciation (depreciation) Net increase from operations Distributions to shareholders Capital Share transactions Contributions for shares issued Shares issued Contributions for shares issued (in Dollars) Net assets: Total Investment in Avalanche, % of Net Assets Ownership percentage of net assets Liabilities in Excess of Other Assets Liabilities in Excess of Other Assets, % of Net Assets % of Net Assets Sponsor fee waiver Decrease in net assets resulting from distributions to shareholders Withdrawals for shares redeemed Quantity of Avalanche [Member] Organization Significant Accounting Policies Summary of Fair Value Hierarchy Assets Schedule of Changes in Quantity of AVAX and Fair Value AVAX purchased (in Avalanche) Purchase, Quantity AVAX purchased AVAX purchased in-kind (in Avalanche) AVAX purchased in-kind AVAX sold in-kind Net change in unrealized appreciation (depreciation) from investment in AVAX (in Shares) Net realized gain (loss) on investment in AVAX (in Shares) Trust Expenses and Other Agreements Related Parties Purchase and Sale Transactions Purchase, Cost Sale, Quantity AVAX sold (in Avalanche) Sale, Proceeds Capital Share Transactions Share and Capital Activity Shares issued (in Shares) Stock issued during the period, new issues (in Shares) Shares redeemed (in Shares) Shares redeemed Commitments and Contingent Liabilities Risk Financial Highlights Summary of Financial Highlights From investment operations: Net investment income (in Dollars per share) Net realized gain (loss) and change in unrealized appreciation (depreciation) from investments in avalanche (in Dollars per share) Less distribution to shareholders Total return Ratios to average net assets(e) Gross expense Net expense Net investment income Subsequent Event Review AVAX sold AVAX sold in-kind (in Avalanche) Decrease in net assets resulting from distributions to shareholders (in Dollars per share) Level 1 [Member] Level 2 [Member] Level 3 [Member] Quantity of Avax [Member] Fair Value [Member] Nonco LLC [Member] Ownership [Axis] Equity Components [Axis] Sale of Stock [Axis] Dividends [Axis] Subsequent Event Type [Axis] Year of inception Staked digital asset inaccessible period Number of operating segments Sponsor fees at monthly rate of average daily net assets Percentage of staking service fee Shares issued, price per share (in Dollars per share) Proceeds from issuance of common stock (in Dollars) Minority interest percentage Trust shares authorized (in Shares) Distribution declared per share (in Dollars per share) Dividend declared date Dividend record date Dividend payment date Basis of Preparation Use of Estimates Cash Investment Valuation Avalanche Staking Calculation of Net Asset Value Distributions Federal Income Taxes Segment Reporting Interim Financial Statements Seed Capital Investor [Member] Seed Creation Baskets [Member] Van Eck Securities Corporation [Member] Metatech Holdings [Member] Secondary Market [Member] Q4-2026 Dividend [Member] Subsequent Event [Member] Stock, Class of Stock [Table] Schedules of Investment [Abstract] Class of Stock [Domain] Fair Value Hierarchy and NAV [Domain] Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Table] Significant Accounting Policies [Abstract] Measurement Input Type [Domain] Related and Nonrelated Parties [Domain] Related Party Transaction [Table] Related Parties [Abstract] Ownership [Domain] Equity Component [Domain] Sale of Stock [Domain] Subsidiary or Equity Method Investee, Sale of Stock, Type [Table] Capital Share Transactions [Abstract] Dividends [Domain] Subsequent Event Type [Domain] Subsequent Event [Table] Subsequent Event Review [Abstract] Accrued sponsor fee. Disclosure of accounting policy for avalanche. Tabular disclosure of changes in quantity of Avalanche 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 purchased in-kind. 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. Number of restricted and unrestricted crypto asset units sold in-kind. Excludes crypto asset units held for platform user. Amount of increase in crypto asset from purchase in-kind. Excludes crypto asset held for platform user. Amount of decrease in crypto asset from sale in-kind. Excludes crypto asset held for platform user. Disclosure of accounting policy for interim financial statements. Percentage of investment owned to net assets after deducting liabilities. Net realized gain (loss) on Avalanche sold for redemption of shares. Net realized gain (loss) on sold for distribution. Net realized gain (loss) on sold to pay expenses. Net realized gain (loss) and change in unrealized appreciation (depreciation) from investments in avalanche. Represents the net loss realized from completed sales, exchanges, or other dispositions of investments in AVAX shares by the reporting entity during the specified reporting period. Represents the excess of fair value over cost, net of any unrealized depreciation, attributable to investments in AVAX shares held by the reporting entity as of the reporting date. The rate, expressed on an annual basis, at which the sponsor of a fund charges fees calculated as a percentage of the fund’s net assets. This represents the annualized percentage rate applied to the fund’s total net assets to determine the sponsor’s compensation. 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. Period of staked digital assets are inaccessible under the Trust’s staking policy, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Disclosure of accounting policy for staking activities. Disclosure of trust expenses and other agreements. The year in which the entity was formed, organized, or commenced operations. Name of the related party. Distribution of earnings in the form of cash declared by the board of directors to be distributed to shareholders in December 2026. Represents the number of AVAX units attributable to the specified member, category, or component as of the reporting date. 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. City Area Code Number of Operating Segments Use of Estimates, Policy [Policy Text Block] Avalanche Policy Text Block Entity Address, City or Town Entity Small Business Assets [Abstract] Investment Company, Investment Income (Loss) from Operations, Per Share [Abstract] Investment Company, Net Asset Value, Per Share, Period Increase (Decrease) Crypto Asset, Unrealized Gain (Loss), Operating and Nonoperating Subsidiary, Sale of Stock [Line Items] Net Realized Gain Loss On Avalanche Sold For Redemption Of Shares Crypto Asset, Fair Value Local Phone Number Basis of Accounting, Policy [Policy Text Block] Stock Issued During Period, Value, New Issues Fair Value Measurement, Policy [Policy Text Block] Crypto Asset Sale In Kind Concentration Risk Disclosure [Text Block] Common Stock, Value, Outstanding Noninvestment Assets Less Noninvestment Liabilities Entity Common Stock, Shares Outstanding Stock Issued During Period, Shares, New Issues Investment Income, Interest Staking Policy Text Block Investment Company, Capital Share Transaction, Increase (Decrease) Nonco LLCMember Title of 12(b) Security Crypto Asset, Cost Investment Income, Net [Abstract] Assets Liabilities Net Realized Gain Loss On Sold For Distribution Net Asset Value Per Share Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract] Subsequent Events [Text Block] Entity Address, State or Province Entity Shell Company Proceeds from Disposal, Crypto Asset Security Exchange Name Common Stock, Shares, Outstanding Crypto Asset, Realized and Unrealized Gain (Loss), Operating and Nonoperating [Abstract] Shares, Issued Seed Capital Investor Member Net Investment Income Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Net Assets Percentage Of Net Assets Value Investment Company, Investment Income (Loss) from Operations, Per Share Fair Value, Inputs, Level 2 [Member] Net Unrealized Appreciation On Investment In AVAXShares Secondary Market Member Investment Company, Total Return Entity Incorporation, State or Country Code Entity Address, Address Line One Schedule of Stockholders Equity [Table Text Block] Income Tax, Policy [Policy Text Block] Entity Address, Address Line Two Crypto Asset, Realized and Unrealized Gain (Loss), Operating and Nonoperating Net Realized Gain Loss On Sold To Pay Expenses Subsidiary, Ownership Percentage, Parent Investment Company, Distribution to Shareholders, Per Share Subsequent Event [Member] Amendment Flag Sponsor Fees Investment Company, Financial Highlights [Table Text Block] Assets, Fair Value Disclosure [Abstract] Net Realized Loss On Investment In AVAXShares Stock Repurchased and Retired During Period, Value Stock Redeemed or Called During Period, Value Entity Central Index Key Changes In Quantity Of AVAXAnd Respective Fair Value Table Text Block Investment Company, Financial Highlights [Text Block] Significant Accounting Policies [Text Block] Entity Registrant Name Investment Company, Distribution to Shareholders [Abstract] Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] Dividends Payable, Date of Record Dividends Payable, Date Declared Segment Reporting, Policy [Policy Text Block] Fair Value, Inputs, Level 3 [Member] Investment Company, Investment Income (Loss) Ratio Fair Value, Assets Measured on Recurring Basis [Table Text Block] Related Party Transactions Disclosure [Text Block] Interim Financial Statements Policy Text Block Year Of Inception Fair Value, Inputs, Level 1 [Member] Staked Digital Asset Inaccessibility Period Trust Expensesand Other Agreements Text Block Dividends Payable, Amount Per Share Entity Ex Transition Period Nature of Operations [Text Block] Noninvestment Asset Less Noninvestment Liability, Percent of Net Asset Investment Company, Expense Ratio after Incentive Allocation Cash and Cash Equivalents, Policy [Policy Text Block] Parent [Member] Portion at Fair Value Measurement [Member] Current Fiscal Year End Date Subsequent Event [Line Items] Document Fiscal Year Focus Crypto Asset Number Of Units Purchased Crypto Asset Number Of Units Sold Earnings Per Share, Policy [Policy Text Block] Investment Income, Net Crypto Asset Purchase In Kind Dividends Payable, Date to be Paid Investment Company, Distribution [Policy Text Block] Entity Current Reporting Status Entity Emerging Growth Company O2026 Q4 Dividends Member Entity Address, Postal Zip Code Crypto Asset Number Of Units Sold In Kind Crypto Asset, Realized Gain (Loss), Operating and Nonoperating Document Fiscal Period Focus Stock Redeemed or Called During Period, Shares Crypto Asset Number Of Units Purchased In Kind Investment Company, Dividend Distribution [Abstract] Document Transition Report Class of Stock [Line Items] Investment Company, Dividend Distribution Net Assets Common Stock, No Par Value Investment Company, Expense, after Reduction of Fee Waiver and Reimbursement [Abstract] Investment Company, Expense, after Reduction of Fee Waiver and Reimbursement Equity [Text Block] Document Quarterly Report Sale of Stock, Number of Shares Issued in Transaction Van Eck Securities Corporation Member Investment Company, Expense Offset Arrangement Operating Expenses Entity Tax Identification Number Common Stock, Shares Authorized, Unlimited [Fixed List] Payment for Acquisition, Crypto Asset Crypto Asset, Purchase Document Type Entity File Number Quantity Of Avax Member 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 Document Period End Date Crypto Asset Number Of Units Held Investment Company, Financial Ratios [Abstract] Crypto Asset, Sale Entity Interactive Data Current Proceeds from Issuance of Common Stock Shares, Outstanding Sponsor Fee At Annual Rate Of Net Assets Entity Filer Category Schedule of Related Party Transactions [Table Text Block] Sponsor Fee At Monthly Rate Of Average Daily Net Assets Liabilities [Abstract] Quantity Of Avalanche Member Investment Company, Expense Ratio before Incentive Allocation Investment Owned, Net Assets, Percentage Related Party Transaction [Line Items] Trading Symbol Net Assets Abstract Investment Company, Capital Share Transaction, Increase (Decrease) [Abstract] Net Realized Gainloss And Change In Unrealized Appreciationdepreciation From Investments In Accrued Sponsor Fee Seed Creation Baskets Member