Statement of Assets and Liabilities [Abstract] Total assets Total liabilities Net assets Beginning of Period End of Period Statement of Operations [Abstract] Total expenses Net investment loss Net realized gain (loss) from investment in BNB Net realized gain (loss) from investment in BNB Net realized gain (loss) on investment in BNB Net decrease in net assets resulting from operations Class of Stock [Axis] Statement of Changes in Net Assets [Abstract] Net increase in capital share transactions Net increase in net assets Schedule of Investments [Abstract] Organization [Abstract] Significant Accounting Policies [Abstract] Fair Value Hierarchy and NAV [Axis] Beginning balance (in Binance) Ending balance (in Binance) Quantity of BNB Quantity of Binance (in Binance) Beginning balance Ending balance Investment in BNB, at fair value (cost $2,450,388) Fair Value Investment in BNB Fair value Measurement Input Type [Axis] Trust Expenses and Other Agreements [Abstract] Related Parties [Abstract] 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 decrease resulting from operations (in Dollars per share) Subsequent Event Review [Abstract] Document Type Document Annual 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, State or Province Entity Address, City or Town Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Emerging Growth Company Entity Small Business Entity Ex Transition Period ICFR Auditor Attestation Flag Document Financial Statement Error Correction [Flag] Entity Shell Company Entity Public Float Entity Common Stock, Shares Outstanding Auditor Firm ID Auditor Name Auditor Location Entity Central Index Key Amendment Flag Document Fiscal Period Focus Current Fiscal Year End Date Assets Investment in BNB, at cost Liabilities Accrued Sponsor fee Shares issued (in Shares) Shares outstanding (in Shares) Shares par value (in Dollars per share) Shares amount, unlimited Expenses Sponsor fee, related party Net realized gain (loss) on: BNB sold for redemption of shares BNB distributed for Sponsor fee, related party Net change in unrealized appreciation (depreciation) from investment in BNB Net realized gain (loss) and net change in unrealized appreciation (depreciation) Stock issued (in Shares) Shares issued (in Shares) Share issued, price per share (in Dollars per share) Shares issued, price per share (in Dollars per share) Proceed from sale of shares Proceeds from sale of shares Net decrease from operations Net investment loss Capital Share transactions Contributions for shares issued Shares issued Proceeds from issuance of shares Net assets: Cost Total Investment in BNB, Fair Value Total Investment in BNB, % 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 Withdrawals for shares redeemed Seed Capital Investor [Member] Organization Significant Accounting Policies Summary of Fair value Hierarchy Assets Changes in Quantity of BNB and Fair Value BNB purchased (in Binance) BNB purchased BNB purchased in-kind (in Binance) BNB purchased in-kind Net change in unrealized appreciation (depreciation) from investment in BNB (in Shares) Net realized gain (loss) on investment in BNB (in Shares) Year of inception Trust Expenses and Other Agreements Related Parties Capital Share Transactions Share and Capital Activity Commitments and Contingent Liabilities Risk Financial Highlights Financial Highlights of Net Investment Loss and Expenses From investment operations: Net investment loss (in Dollars per share) Net realized gain (loss) and change in unrealized appreciation (depreciation) from investments in BNB (in Dollars per share) Total return Ratios to average net assets Expense Net investment loss Subsequent Event Review BNB sold (in Binance) BNB sold BNB sold in-kind (in Binance) BNB sold in-kind Shares redeemed (in Shares) Shares redeemed Level 1 [Member] Level 2 [Member] Level 3 [Member] BNB [Member] Fair Value [Member] Ownership [Axis] Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Cybersecurity Risk Management Processes Integrated [Text Block] Cybersecurity Risk Management Processes Integrated [Flag] Cybersecurity Risk Management Third Party Engaged [Flag] Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Cybersecurity Risk Board of Directors Oversight [Text Block] Cybersecurity Risk Role of Management [Text Block] Cybersecurity Risk Management Positions or Committees Responsible [Flag] Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block] Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag] Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block] 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] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Terminated Insider Trading Policies and Procedures Adopted Cash Number of operating segments Sponsor fees at monthly rate of average daily net assets Minority interest percentage Trust shares authorized (in Shares) Basis of Preparation Use of Estimates Cash Investment Valuation BNB Calculation of Net Asset Value Federal Income Taxes Segment Reporting Seed Creation Baskets [Member] Van Eck Securities Corporation [Member] First BNB Custodian [Member] Statement [Table] Statement of Operations [Abstract] Class of Stock [Domain] Statement [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value, off-Balance-Sheet Risk [Table] Significant Accounting Policies [Abstract] Measurement Input Type [Domain] Subsidiary or Equity Method Investee, Sale of Stock [Table] Capital Share Transactions [Abstract] Cybersecurity Risk Management, Strategy, and Governance [Table] Cybersecurity Risk Management, Strategy, and Governance [Line Items] Trading Arrangements, by Individual [Table] Ownership [Domain] Related Party Transaction [Table] Related Parties [Abstract] Concentration Risk [Table] Risk [Abstract] Disclosure of accounting policy for BNB. Tabular disclosure of changes in quantity of BNB 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. Percentage of investment owned to net assets after deducting liabilities. The amount of net realized gain or loss recognized during the reporting period on the distribution of BNB to a related party in settlement of sponsor fee obligations, measured as the difference between the fair value or deemed proceeds of the BNB distributed and its carrying value or cost basis at the date of distribution. The amount of net realized gain or loss recognized during the reporting period on the disposition of BNB sold to generate cash proceeds for the redemption of outstanding shares, measured as the difference between the sale proceeds and the carrying value or cost basis of the BNB disposed of. Amount of realized and unrealized gain (loss) from investment in BNB. Represents the net loss realized from completed sales, exchanges, or other dispositions of investments in BNB 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 BNB shares held by the reporting entity as of the reporting date. 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. The year in which the entity was formed, organized, or commenced operations. Name of entity. Represents the number of BNB units attributable to the specified member, category, or component as of the reporting date. 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] Entity Address, City or Town Entity Small Business Assets [Abstract] Investment Company, Investment Income (Loss) from Operations, Per Share [Abstract] Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Investment Company, Net Asset Value, Per Share, Period Increase (Decrease) Crypto Asset, Unrealized Gain (Loss), Operating and Nonoperating Entity Voluntary Filers Net Realized Gain Loss On BNBSold For Redemption Of Shares Cybersecurity Risk Role of Management [Text Block] Non-Rule 10b5-1 Arrangement Terminated [Flag] Document Financial Statement Error Correction [Flag] Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block] Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] Increase (Decrease) in Operating Assets Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Local Phone Number Basis of Accounting, Policy [Policy Text Block] Stock Issued During Period, Value, New Issues Fair Value Measurement, Policy [Policy Text Block] Concentration Risk Disclosure [Text Block] Crypto Asset Sale In Kind Auditor Name Common Stock, Value, Outstanding Entity Well-known Seasoned Issuer Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Noninvestment Assets Less Noninvestment Liabilities Entity Common Stock, Shares Outstanding Stock Issued During Period, Shares, New Issues Investment Company, Capital Share Transaction, Increase (Decrease) Cybersecurity Risk Management Third Party Engaged [Flag] Title of 12(b) Security Crypto Asset, Cost Assets Liabilities Net Asset Value Per Share Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract] Subsequent Events [Text Block] Entity Address, State or Province Rule 10b5-1 Arrangement Terminated [Flag] Entity Shell Company Net Realized Gain Loss On BNBDistributed For Sponsor Fee Related Party Security Exchange Name First BNBCustodian Member Changes In Quantity Of BNBAnd Respective Fair Value Table Text Block 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 Cybersecurity Risk Management Processes Integrated [Text Block] Fair Value, Inputs, Level 2 [Member] Net Realized Loss On Investment In BNBShares Investment Company, Total Return Proceeds from Issuance or Sale of Equity Entity Incorporation, State or Country Code Entity Address, Address Line One Investment Owned, Cost Schedule of Stockholders Equity [Table Text Block] Income Tax, Policy [Policy Text Block] Entity Address, Address Line Two Quantity Of BNBMember Non-Rule 10b5-1 Arrangement Adopted [Flag] Crypto Asset, Realized and Unrealized Gain (Loss), Operating and Nonoperating Subsidiary, Ownership Percentage, Parent Cybersecurity Risk Management Processes Integrated [Flag] Amendment Flag Sponsor Fees BNBPolicy Text Block Investment Company, Financial Highlights [Table Text Block] Assets, Fair Value Disclosure [Abstract] Cybersecurity Risk Management, Strategy, and Governance [Abstract] Stock Repurchased and Retired During Period, Value Stock Redeemed or Called During Period, Value Insider Trading Policies and Procedures Adopted [Flag] Entity Central Index Key Auditor Location Investment Company, Financial Highlights [Text Block] Significant Accounting Policies [Text Block] Entity Registrant Name Document Annual Report Segment Reporting, Policy [Policy Text Block] Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Insider Trading Arrangements [Line Items] 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] Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block] Net Assets Percentageof Net Assets Value Year Of Inception Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block] Fair Value, Inputs, Level 1 [Member] Cybersecurity Risk Management Positions or Committees Responsible [Flag] Trust Expenses And Other Agreements Text Block Entity Ex Transition Period Nature of Operations [Text Block] Noninvestment Asset Less Noninvestment Liability, Percent of Net Asset Cash and Cash Equivalents, Policy [Policy Text Block] Portion at Fair Value Measurement [Member] Cybersecurity Risk Board of Directors Oversight [Text Block] Current Fiscal Year End Date Document Fiscal Year Focus ICFR Auditor Attestation Flag Management Fee Payable Crypto Asset Number Of Units Purchased Crypto Asset Number Of Units Sold Earnings Per Share, Policy [Policy Text Block] Concentration Risk [Line Items] Investment Income, Net Crypto Asset Purchase In Kind Entity Current Reporting Status Entity Emerging Growth Company Entity Address, Postal Zip Code Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag] Crypto Asset Number Of Units Sold In Kind Crypto Asset, Realized Gain (Loss), Operating and Nonoperating Document Fiscal Period Focus Rule 10b5-1 Arrangement Adopted [Flag] Stock Redeemed or Called During Period, Shares Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items] Auditor Firm ID Crypto Asset Number Of Units Purchased In Kind Document Transition Report Net Income (Loss) Attributable to Parent Subsidiary or Equity Method Investee [Line Items] Net Assets Common Stock, No Par Value Investment Company, Expense, after Reduction of Fee Waiver and Reimbursement [Abstract] Equity [Text Block] Sale of Stock, Number of Shares Issued in Transaction Van Eck Securities Corporation Member Cash Operating Expenses Entity Tax Identification Number Common Stock, Shares Authorized, Unlimited [Fixed List] Crypto Asset, Purchase Document Type Entity File Number Investment Company, Gain (Loss) on Investment, Per Share Equity [Abstract] Shares Issued, Price Per Share Commitments and Contingencies Disclosure [Text Block] Entity Public Float Document Period End Date Crypto Asset Number Of Units Held Investment Company, Financial Ratios [Abstract] Crypto Asset, Sale Entity Interactive Data Current Shares, Outstanding Entity Filer Category Net Unrealized Appreciation On Investment In BNBShares Sponsor Fee At Monthly Rate Of Average Daily Net Assets Liabilities [Abstract] Investment Company, Expense Ratio before Incentive Allocation Investment Owned, Net Assets, Percentage Related Party Transaction [Line Items] Trading Symbol Investment Company, Capital Share Transaction, Increase (Decrease) [Abstract] Net Realized Gainloss And Change In Unrealized Appreciationdepreciation From Investments In Seed Creation Baskets Member