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Schedule of Future Minimum Commitments Contractual Obligation, Fiscal Year Maturity [Table Text Block] Entity Address, State or Province Entity Address, State or Province Antidilutive Security, Excluded EPS Calculation [Table] Antidilutive Security, Excluded EPS Calculation [Table] Total current liabilities Liabilities, Current Domain names Internet Domain Names [Member] Individual: Individual [Axis] Expenses related to 401(k) plan Defined Contribution Plan, Cost Income Tax Jurisdiction [Domain] Income Tax Jurisdiction [Domain] Bitcoin Japan Corporation Bitcoin Japan Corporation [Member] Bitcoin Japan Corporation Customer Funds and Customer Funds Payable Customer Funds And Customer Funds Payable, Policy [Policy Text Block] Customer Funds And Customer Funds Payable, Policy Document Annual Report Document Annual Report Up-C Collapse (in shares) Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Reorganization Share-Based Compensation 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Payment Arrangement Expense And Deferred Compensation Arrangement with Individual, Compensation Expense, Gross Share-Based Payment Arrangement Expense And Deferred Compensation Arrangement with Individual, Compensation Expense, Gross Weighted Average Remaining Contractual Term (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms TRA settlements expense Effective Income Tax Rate Reconciliation, Tax Receivable Agreement Settlement, Amount Effective Income Tax Rate Reconciliation, Tax Receivable Agreement Settlement, Amount Entity Small Business Entity Small Business Percentage of issued and outstanding ownership interests acquired Business Combination, Voting Equity Interest Acquired, Percentage Income Tax Disclosure [Abstract] Other operating expenses Other Cost and Expense, Operating Measurement Input, Maturity Measurement Input, Maturity [Member] State Current State and Local Tax Expense (Benefit) Document Transition Report Document Transition Report Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Underlying Securities Award Underlying Securities Amount Class C Warrant Warrant Class C [Member] Warrant Class C Equity Component [Domain] Equity Component [Domain] Assumption of regulatory capital requirements Banking Regulation, Tangible Capital, Actual Document Period End Date Document Period End Date Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Income Taxes Income Tax Disclosure [Text Block] Proceeds from borrowings on revolving credit facility Proceeds from Lines of Credit Class A Common Stock Class A Common Stock Common Class A [Member] Geographic Distribution [Domain] Geographic Distribution [Domain] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Short-term lease cost Short-Term Lease, Cost Operating expenses: Disposal Group, Including Discontinued Operation, Operating Expenses [Abstract] Disposal Group, Including Discontinued Operation, Operating Expenses Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Weighted average remaining contractual term, exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Operating lease liabilities Increase (Decrease) in Operating Lease Liability Total equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Document Type Document Type Level 3 Fair Value, Inputs, Level 3 [Member] Equity Method Investments, Fair Value Disclosure Equity Method Investments, Fair Value Disclosure Net Loss per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Additional paid-in capital Additional Paid in Capital Product and Service [Axis] Product and Service [Axis] Revenue from Contract with Customer Benchmark Revenue from Contract with Customer Benchmark [Member] Total revenues Total revenue Revenue from Contract with Customer, Excluding Assessed Tax Audit Information [Abstract] Audit Information Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Other Liabilities Disclosure [Abstract] Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 3-5 years Purchase Obligation, to be Paid, Year Four and Five Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Depreciation and amortization Disposal Group, Including Discontinued Operation, Depreciation and Amortization Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Disposal Group Name [Axis] Disposal Group Name [Axis] Aggregate intrinsic value, exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Withholding tax payments on net share settlements on equity awards Payment, Tax Withholding, Share-Based Payment Arrangement Accelerated costs Share-Based Payment Arrangement, Accelerated Cost ICE ICE [Member] ICE Schedule of Other Assets Schedule of Other Assets [Table Text Block] Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Apex (Bakkt Crypto) Apex Crypto, LLC (Bakkt Crypto Solutions, LLC) [Member] Apex Crypto, LLC (Bakkt Crypto Solutions, LLC) Loss from discontinued operations before income taxes Loss from discontinued operations before provision for income taxes Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Current liabilities: Liabilities, Current [Abstract] Pre-Funded Warrants Pre-Funded Warrants [Member] Pre-Funded Warrants Total operating expenses Operating Expenses Minimum risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Level 1 Fair Value, Inputs, Level 1 [Member] Redemption of vested temporary equity, percentage Business Combination, Redemption Of Vested Temporary Equity, Percentage Business Combination, Redemption Of Vested Temporary Equity, Percentage Related Party Transaction [Table] Related Party Transaction [Table] Total diluted net loss per share attributable to Class A common stockholders (in dollars per share) Earnings Per Share, Diluted Total cash, cash equivalents, deposits, restricted cash and customer funds Cash, Cash Equivalents, Deposits, Restricted Cash, and Restricted Cash Equivalents Cash, Cash Equivalents, Deposits, Restricted Cash, and Restricted Cash Equivalents Accounts receivable, net Total Accounts Receivable, after Allowance for Credit Loss, Current Technology and communication Disposal Group, Including Discontinued Operation, Communications And Information Technology Disposal Group, Including Discontinued Operation, Communications And Information Technology Supplemental disclosure of non-cash investing and financing activity: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] One Customer One Customer [Member] One Customer Sale of stock (in shares) Sale of Stock, Number of Shares Issued in Transaction Net loss from discontinued operations, net of tax Loss from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Auditor Location Auditor Location Prepaid insurance Increase (Decrease) in Prepaid Expense Payables to clients Client Payables, Current Client Payables, Current Domestic Tax Jurisdiction Domestic Tax Jurisdiction [Member] Contract with Customer, Sales Channel [Axis] Contract with Customer, Sales Channel [Axis] Less: imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount TRA settlements expense Effective Income Tax Rate Reconciliation, Tax Receivable Agreement Settlement, Percent Effective Income Tax Rate Reconciliation, Tax Receivable Agreement Settlement, Percent Advances to Loyalty buyer Advances, Current Advances, Current Mr. Naheta Mr. Naheta [Member] Mr. Naheta Cash paid for income taxes Income tax payments, net of refunds Income Taxes Paid, Net Restricted Cash and Cash Equivalents [Axis] Restricted Cash and Cash Equivalents [Axis] TRA Settlements (in shares) Stock Issued During Period, Shares, Tax Receivable Agreement Settlement Stock Issued During Period, Shares, Tax Receivable Agreement Settlement NewCo Class V Common Stock NewCo Class V Common Stock [Member] NewCo Class V Common Stock Assets of businesses held for sale Disposal Group, Including Discontinued Operation, Assets, Current Granted (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Total undiscounted lease payments Lessee, Operating Lease, Liability, to be Paid Proceeds from Concurrent Offerings, net of issuance costs Proceeds From Concurrent Offerings, Net Of Issuance Costs Proceeds From Concurrent Offerings, Net Of Issuance Costs Net loss attributable to Bakkt, Inc. Net Income (Loss) Attributable to Parent, Diluted Derivative assets, measurement input Derivative Asset, Measurement Input Other Current Liabilities Other Current Liabilities [Table Text Block] Expiration Date Trading Arrangement Expiration Date Noncontrolling interest Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Percent Triparty Agreement Triparty Agreement [Member] Triparty Agreement Webull Pay LLC ("Webull") Webull Pay LLC ("Webull") [Member] Webull Pay LLC ("Webull") TRA Settlements Stock Issued During Period, Value, Tax Receivable Agreement Settlement Stock Issued During Period, Value, Tax Receivable Agreement Settlement Equity Method Investments Equity Method Investments [Table Text Block] Property, equipment and software, net Total Property, Plant and Equipment, Net Restructuring expenses Restructuring Charges Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable Increase (Decrease) in Accounts Receivable Entity Current Reporting Status Entity Current Reporting Status Conversion of Paired Interests Into Class A Common Stock Conversion of Paired Interests Into Class A Common Stock [Member] Conversion of Paired Interests Into Class A Common Stock Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Proceeds from issuance of convertible debentures, net of discounts Proceeds from Convertible Debt Tax provision at federal statutory rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Share Based Payment Arrangement, Exercise Period Share Based Payment Arrangement, Exercise Period Share Based Payment Arrangement, Exercise Period Statement of Financial Position [Abstract] Executive Category: Executive Category [Axis] Stock compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Percent Net operating loss carryforwards subject to expiration Operating Loss Carryforwards, Subject To Exipration Operating Loss Carryforwards, Subject To Exipration State income taxes, net of federal tax effect Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Current Fiscal Year End Date Current Fiscal Year End Date Number of shares entitled to holders of each warrant (in shares) Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Technology Technology-Based Intangible Assets [Member] Expected term (years) Time to maturity (plus the time until the tranche becomes exercisable) Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Amounts converted into Class A Common Stock Debt Conversion, Converted Instrument, Amount Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Schedule of Accounts Receivable, Net Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Professional services Professional fees Professional Fees Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Less: Net loss from continuing operations attributable to noncontrolling interest Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest Total operating expenses Disposal Group, Including Discontinued Operation, Operating Expense Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Intercompany asset with Opco Deferred Tax Liabilities, Intercompany Asset Deferred Tax Liabilities, Intercompany Asset Currency translation adjustment, net of tax Stock Issued During Period, Value, Acquisitions Unrecognized tax benefits Unrecognized Tax Benefits Total Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Accounts payable and accrued liabilities Total Accounts Payable and Accrued Liabilities, Current Investment in partnership Deferred Tax Assets, Investments Leases Lessee, Operating Leases [Text Block] Net cash provided by (used in) financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Measure: Measure [Axis] Impairment of long-lived assets Impairment, Long-Lived Asset, Held-For-Use- Continuing Operations Impairment, Long-Lived Asset, Held-For-Use- Continuing Operations Impairment valuation discount rate Goodwill and Intangible Asset Impairment, Valuation, Discount Rate Goodwill and Intangible Asset Impairment, Valuation, Discount Rate Gross proceeds from sale of stock Sale of Stock, Gross Consideration Received on Transaction Sale of Stock, Gross Consideration Received on Transaction Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Shares issued upon vesting of participation units, net of tax withholding Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Disposal Group Classification [Domain] Disposal Group Classification [Domain] Prepaid insurance Disposal Group, Including Discontinued Operation, Prepaid and Other Assets, Current Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Risk-free rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Entity Tax Identification Number Entity Tax Identification Number Proceeds from outstanding equity interests Equity Purchase Agreement, Amount Equity Purchase Agreement, Amount Outstanding (in usd per share) Outstanding (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Public Warrants Public Warrants [Member] Public Warrants Common stock, issued (in shares) Common Stock, Shares, Issued Lease Assignment, Income Lease Assignment, Income Lease Assignment, Income Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Exchanged (in shares) Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Exchanges In Period Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Exchanges In Period Total Share-Based Payment Arrangement Expense And Deferred Compensation Arrangement with Individual, Compensation Expense, Net of Forfeitures Share-Based Payment Arrangement Expense And Deferred Compensation Arrangement with Individual, Compensation Expense, Net of Forfeitures Transition Services Agreement Transition Services Agreement [Member] Transition Services Agreement Goodwill and Intangible Assets, Net Goodwill and Intangible Assets Disclosure [Text Block] Entity Public Float Entity Public Float Schedule of Goodwill Schedule of Goodwill [Table Text Block] Trading Arrangement: Trading Arrangement [Axis] Total Shareholder Return Amount Total Shareholder Return Amount Customer funds Customer Funds, Current Customer Funds, Current Deferred revenue, noncurrent Disposal Group, Including Discontinued Operation, Deferred Revenue, Noncurrent Security Exchange Name Security Exchange Name Class 2 Warrants Class 2 Warrants [Member] Class 2 Warrants Goodwill and intangible assets impairments Goodwill and Intangible Asset Impairment Capitalized internal-use software development costs and other capital expenditures included in accounts payable and accrued liabilities Capital Expenditures Incurred but Not yet Paid Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Maximum Borrowing Capacity Business Combination, Consideration Transferred, Equity Interest, Type [Domain] Business Combination, Consideration Transferred, Equity Interest, Type [Domain] Prepaid expenses Prepaid Expense, Current Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Operating expenses: Operating Expenses [Abstract] Other current liabilities Total Other Liabilities, Current Conversion of Convertible debentures Debt Conversion, Original Debt, Amount Other Other Sundry Liabilities, Current Crypto services Sales Channel, Alternative Payment Platform [Member] Sales Channel, Alternative Payment Platform Statement [Line Items] Statement [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Subsequent Event [Line Items] Subsequent Event [Line Items] Maximum risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum Common Stock Common Stock [Member] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Goodwill and intangible assets impairments Goodwill And Intangible Asset Impairment, Continuing Operations Goodwill And Intangible Asset Impairment, Continuing Operations Net increase (decrease) in cash, cash equivalents, deposits, restricted cash and customer funds Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Third-Party Offering Third-Party Offering [Member] Third-Party Offering Current assets Business Combination, Recognized Asset Acquired, Asset, Current Statistical Measurement [Domain] Statistical Measurement [Domain] Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Opco common units (if-converted) Common Units, Opco [Member] Common Units, Opco Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] ICE Credit Facility ICE Credit Facility [Member] ICE Credit Facility Property, equipment and software, net Disposal Group, Including Discontinued Operation, Property, Plant and Equipment Summary of PSU Activity Schedule of Nonvested Performance-Based Units Activity [Table Text Block] Restricted cash Restricted Cash, Current Related Party Transaction [Axis] Related Party Transaction [Axis] Gross Carrying Amount Intangible Assets, Gross (Excluding Goodwill) Convertible Debentures Debt, Policy [Policy Text Block] Cash paid for financing fees Payments of Financing Costs Crypto Services Revenue Crypto Services Revenue [Member] Crypto Services Revenue Impairment of Long-Lived Assets Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Loss from equity method investment Loss on Equity Method Investee Income (Loss) from Equity Method Investments Cryptoassets Crypto-Asset [Member] Crypto-Asset Leases [Abstract] Basic net loss per share attributable to Class A common stockholders: Basic loss per share attributable to Bakkt, Inc. Earnings Per Share, Basic [Abstract] Measurement Input, Liquidity Measurement Input, Liquidity [Member] Measurement Input, Liquidity Other Noncurrent Liabilities Other Noncurrent Liabilities [Table Text Block] Gain Contingencies [Line Items] Gain Contingencies [Line Items] Results of Discontinued Operations Disposal Groups, Including Discontinued Operations [Table Text Block] Total Income tax (benefit) expense Income Tax Expense (Benefit), Continuing Operations, Discontinued Operations Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Warrants outstanding (in shares) Class of Warrant or Right, Outstanding Total basic net loss per share attributable to Class A common stockholders (in dollars per share) Earnings Per Share, Basic Warrants Warrants Disclosure [Text Block] Warrants Disclosure Accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Liabilities: Liabilities, Fair Value Disclosure [Abstract] Common stock reserved for future issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Bakkt Class V Common Stock Bakkt Class V Common Stock [Member] Bakkt Class V Common Stock Total deferred tax assets Deferred Tax Assets, Gross Significant Segment Expenses Schedule of Segment Reporting Information, by Segment [Table Text Block] Diluted net loss per share attributable to Class A common stockholders, Discontinued operations (in dollars per share) Diluted net loss per share attributable to Bakkt Holdings, Inc., Discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Other operating expenses Disposal Group, Including Discontinued Operation, Other Cost And Expense, Operating Disposal Group, Including Discontinued Operation, Other Cost And Expense, Operating Measurement Input, Mean Monthly Return Measurement Input, Mean Monthly Return [Member] Measurement Input, Mean Monthly Return TRA, percent of income tax benefits payable to exchanging stockholders Tax Receivable Agreement, Percent of Income Tax Benefits Payable to Exchanging Stockholders Tax Receivable Agreement, Percent of Income Tax Benefits Payable to Exchanging Stockholders Measurement Input Type [Domain] Measurement Input Type [Domain] 1-3 years Purchase Obligation, to be Paid, Year Two and Three Indefinite-lived Intangible Assets [Line Items] Indefinite-Lived Intangible Assets [Line Items] Technology and communication Communications and Information Technology Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Public Platform LLC ("Public") Public Platform LLC ("Public") [Member] Public Platform LLC ("Public") Expected net proceeds from sale of stock and warrants Sale of Stock, Expected Consideration To Be Received on Transaction Sale of Stock, Expected Consideration To Be Received on Transaction Accounts and Financing Receivables [Table] Accounts and Financing Receivables [Table] Purchase of equity method investment Payments to Acquire Equity Method Investments Payments to Acquire Equity Method Investments Share-based compensation expense Total share-based compensation expense Share-Based Payment Arrangement, Expense Goodwill and Intangible Assets Disclosure [Abstract] Current assets: Assets, Current [Abstract] Total liabilities and stockholders’ equity Liabilities and Equity Translation of Foreign Currencies and Foreign Currency Transactions Foreign Currency Transactions and Translations Policy [Policy Text Block] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Shares issued in connection with Apex acquisition (in shares) Stock Issued During Period, Shares, Acquisitions Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Other Deferred Tax Assets, Other Impairment of intangible assets Disposal Group, Including Discontinued Operation, Noncash Intangible Asset Impairment Disposal Group, Including Discontinued Operation, Noncash Intangible Asset Impairment At-the-Market Offering At-the-Market Offering [Member] At-the-Market Offering Accounting Policies [Abstract] Significant noncash activities - operating Disposal Group, Including Discontinued Operation, Noncash Activities, Operating [Abstract] Disposal Group, Including Discontinued Operation, Noncash Activities, Operating Lessee, Operating Lease, Liability, Maturity Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Net loss from continuing operations Net loss from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Vested, fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Pay vs Performance Disclosure [Line Items] Distributed Technologies Research Global Ltd ("DTR") Distributed Technologies Research Global Ltd ("DTR") [Member] Distributed Technologies Research Global Ltd ("DTR") Accounts payable and accrued liabilities Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities, Current Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Total lease liability Total lease liability Operating Lease, Liability Business Combination and Asset Acquisition Business Combination [Text Block] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Share-based compensation expense from continuing operations Share-Based Payment Arrangement, Expense, From Continuing Operations Share-Based Payment Arrangement, Expense, From Continuing Operations Other noncurrent liabilities Total Other Liabilities, Noncurrent Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Comprehensive loss attributable to Bakkt, Inc. Comprehensive Income (Loss), Net of Tax, Attributable to Parent Measurement Input Type [Axis] Measurement Input Type [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] Name Measure Name Schedule of Income before Income Tax, Domestic and Foreign Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Bumped Bumped Financial, LLC [Member] Bumped Financial, LLC Class of Stock [Line Items] Class of Stock [Line Items] Loss from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Legal Entity [Axis] Legal Entity [Axis] Total assets Assets Summary of RSU Activity Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] Vested (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Income Taxes Income Tax, Policy [Policy Text Block] Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Receivable Type [Axis] Receivable Type [Axis] Summary of Significant Accounting Policies Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Supplemental non-cash information on lease liabilities arising from obtaining right-of-use assets Right-Of-Use Asset Obtained In Exchange For Operating Lease Liability From Continuing Operations Right-Of-Use Asset Obtained In Exchange For Operating Lease Liability From Continuing Operations Percent of award granted Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Percent of Target Award Granted Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Percent of Target Award Granted Assets: Assets, Fair Value Disclosure [Abstract] Marketing and promotions Marketing Expense Impairment of long-lived assets Impairment of long-lived assets Impairment, Long-Lived Asset, Held-for-Use Entity Common Stock, Shares Outstanding (in shares) Entity Common Stock, Shares Outstanding Warrants Public warrants (treasury stock) Warrant [Member] PSUs Performance Stock Units (PSUs) [Member] Performance Stock Units (PSUs) Non-cash operating lease right-of-use asset acquired Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Lease Cost Lease, Cost [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] State income taxes, net of federal tax effect Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Bakkt Opco Holdings, LLC Bakkt Opco Holdings, LLC [Member] Bakkt Opco Holdings, LLC Equity method investment Equity method investment Equity Method Investments Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Business Combination [Domain] Business Combination [Domain] Related Party Related Party [Member] Discontinued Operations Discontinued Operations, Policy [Policy Text Block] Gain on lease terminations Gain (Loss) on Termination of Lease Gain (Loss) on Termination of Lease Gain (loss) from change in fair value of warrant liability Loss (gain) from change in fair value of warrant liabilities Fair Value Adjustment of Warrants Schedule of Components of Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Plan Name [Axis] Plan Name [Axis] Property, Equipment and Software, Net Property, Plant and Equipment, Policy [Policy Text Block] Document Information [Table] Document Information [Table] PEO PEO [Member] Subsidiary liquidation Effective Income Tax Rate Reconciliation, Subsidiary Liquidation Effective Income Tax Rate Reconciliation, Subsidiary Liquidation Loss from continuing operations before income taxes and equity in earnings of affiliates Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Related party fees paid Related Party Transaction, Payments Related Party Transaction, Payments Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Changes in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Volatility Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Voting Class B Voting Class B [Member] Voting Class B Accumulated Deficit Retained Earnings [Member] Income Tax Jurisdiction [Axis] Income Tax Jurisdiction [Axis] Share-Based Payment Arrangement [Abstract] Cash, cash equivalents, deposits, restricted cash and customer funds at the beginning of the period Cash, cash equivalents, deposits, restricted cash and customer funds at the end of the period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Derivative assets Derivative Asset More than 5 years Purchase Obligation, to be Paid, after Year Five Sale of Stock [Domain] Sale of Stock [Domain] Intangible assets Net Carrying Amount Intangible Assets, Net (Excluding Goodwill) Product and Service [Domain] Product and Service [Domain] Customer Concentration Risk Customer Concentration Risk [Member] Diluted net loss per share attributable to Class A common stockholders, Continuing operations (in dollars per share) Diluted net loss per share attributable to Bakkt Holdings, Inc., Continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share Total Stockholders’ Equity Parent [Member] Net loss Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Total liabilities Liabilities, Fair Value Disclosure Business Combination [Table] Business Combination [Table] Business Combination, Consideration Transferred, Equity Interest, Type [Axis] Business Combination, Consideration Transferred, Equity Interest, Type [Axis] Organization, Consolidation and Presentation of Financial Statements [Abstract] Capitalized internal-use software development costs and other capital expenditures Payments to Acquire Other Productive Assets Cash Flow, Operating Activities, Lessee [Abstract] Cash Flow, Operating Activities, Lessee [Abstract] Business Combination, Recognized Asset Acquired and Liability Assumed Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] City Area Code City Area Code Tax Credits Effective Income Tax Rate Reconciliation, Tax Credits Addition, Percent Effective Income Tax Rate Reconciliation, Tax Credits Addition, Percent Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Warrant liability Deferred Tax Assets, Warrant Liability Deferred Tax Assets, Warrant Liability Class of Warrant or Right [Line Items] Class of Warrant or Right [Line Items] Proceeds from Long-Term Lines of Credit Proceeds from Long-Term Lines of Credit Share-based compensation expense from discontinued operations Share-Based Payment Arrangement, Expense, From Discontinued Operations Share-Based Payment Arrangement, Expense, From Discontinued Operations Net deferred tax assets (liabilities) Deferred Tax Liabilities, Net Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Warrant Accounting Warrants, Policy [Policy Text Block] Warrants, Policy Schedule of Stock Options Roll Forward Schedule of Stock Options Roll Forward [Table Text Block] Related Party Transactions [Abstract] Non Pre-Funded Warrants Non Pre-Funded Warrants [Member] Non Pre-Funded Warrants Total lease cost Lease, Cost Goodwill Goodwill Goodwill, Total Goodwill, beginning balance Goodwill, ending balance Goodwill Summary of Lease Cost Lease, Cost [Table Text Block] Debt Instrument, Annual Increase In Interest, When Interest Is Elected To Be Paid-In-Kind Debt Instrument, Annual Increase In Interest, When Interest Is Elected To Be Paid-In-Kind Debt Instrument, Annual Increase In Interest, When Interest Is Elected To Be Paid-In-Kind Significant noncash activities - investing Disposal Group, Including Discontinued Operation, Noncash Activities, Investing [Abstract] Disposal Group, Including Discontinued Operation, Noncash Activities, Investing Federal Deferred Federal Income Tax Expense (Benefit) Assets of businesses held for sale Asset, Held-for-Sale, Not Part of Disposal Group, Current Business combination, percentage of awards vested Business Combination, Percentage Of Awards Vested Business Combination, Percentage Of Awards Vested Auditor Name Auditor Name Organization and Description of Business Nature of Operations [Text Block] Debt Instrument, Interest Rate In Event Of Default Debt Instrument, Interest Rate In Event Of Default Debt Instrument, Interest Rate In Event Of Default Subscription and service revenue Subscription And Service Revenue [Member] Subscription And Service Revenue Concentration Risk [Table] Concentration Risk [Table] Crypto costs (See Note 2) Crypto costs Crypto Costs Crypto Costs Professional Services Professional Services Expense, Policy [Policy Text Block] Professional Services Expense, Policy Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Balance as of December 31, 2024 Balance as of December 31, 2025 Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs Accumulated Impairment Goodwill, Impaired, Accumulated Impairment Loss Other Performance Measure, Amount Other Performance Measure, Amount Weighted Average Exercise Price (Per Share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Fair Value Measurements Fair Value Measurement, Policy [Policy Text Block] Dividends Dividends Related Party [Domain] Related and Nonrelated Parties [Domain] Amount Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract] Forfeiture and cancellation of common units (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, Forfeited Cash payments for settlement of vested participation units Deferred Compensation Arrangement with Individual, Distribution Paid Vesting [Axis] Vesting [Axis] Net loss per share: Earnings Per Share Reconciliation [Abstract] Leases Lessee, Finance Leases [Text Block] Paired 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