Cover [Abstract] Document Type Document Type Amendment Flag Amendment Flag Entity Filer Category Entity Filer Category Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Ex Transition Period Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Class B [Member] Class B [Member] Common Class B [Member] Common Class A [Member] Class A [Member] Bakkt Pubco Class A Shares [Member] Statement [Line Items] Statement [Line Items] Liabilities and Equity [Abstract] LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities Total Liabilities Total Liabilities Liabilities, Current [Abstract] Current liabilities Accrued Offering Costs Current Accrued offering costs Accrued offering costs current. Accounts Payable and Accrued Liabilities, Current Accounts payable and accrued expenses Deferred Compensation Liability, Classified, Noncurrent Deferred underwriting fee payable Liabilities, Current Total Current Liabilities Warrant Liabilities Warrant liabilities Warrant Liabilities. Stockholders' Equity Attributable to Parent [Abstract] Shareholders' Equity Preferred Stock, Value, Issued Preference shares, $0.0001 par value; 1,000,000 shares authorized; no shares issued and outstanding Common Stock, Value, Issued Ordinary shares Class A ordinary shares Additional Paid in Capital Additional paid-in capital Retained Earnings (Accumulated Deficit) Accumulated deficit Accumulated deficit Stockholders' Equity Attributable to Parent Total Shareholders' Equity Beginning balance Ending balance Total Shareholders' Equity Temporary Equity, Aggregate Amount of Redemption Requirement Class A ordinary shares subject to possible redemption, 13,945,050 and 17,312,211 shares at $10.00 per share as of March 31, 2021 and December 31, 2020, respectively Class A ordinary shares subject to possible redemption Commitments and Contingencies Commitments and Contingencies Liabilities and Equity TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY Assets [Abstract] ASSETS Assets TOTAL ASSETS Assets Held-in-trust, Noncurrent Cash and marketable securities held in Trust Account Assets held in trust non current Assets, Current [Abstract] Current assets Assets, Current Total Current Assets Prepaid Expense, Current Prepaid expenses Cash Cash Cash – Beginning of period Cash – End of period Cash held Class Of Stock Sub Category [Axis] Class Of Stock Sub Category [Axis] Class Of Stock Sub Category [Domain] Class Of Stock Sub Category [Domain] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Common Stock, Shares, Issued Common Stock, Shares, Issued Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding Common Stock Subject To Possible Redemption Common Stock Subject To Possible Redemption Common stock subject to possible redemption. Temporary Equity, Par or Stated Value Per Share Temporary Equity, Par Value Preferred Stock, Shares Issued Preferred Stock, Shares Issued Preferred Stock, Shares Outstanding Preferred Stock, Shares Outstanding Common Stock, Par or Stated Value Per Share Common Stock, Par Value Common Stock, Shares Authorized Common Stock, Shares Authorized Preferred Stock, Par or Stated Value Per Share Preferred Stock, Par Value Preferred Stock par or stated value per share Preferred Stock, Shares Authorized Preferred Stock, Shares Authorized Preferred stock shares authorized Temporary Equity, Shares Authorized Temporary Equity, Shares Authorized Income Statement [Abstract] Income Statement [Abstract] Other Nonoperating Income (Expense) [Abstract] Other income: Investment Income, Interest Interest earned on marketable securities held in Trust Account Interest earned on marketable securities held in Trust Account Interest earned on investments held in Trust Account Interest Income Net Income (Loss) Attributable to Parent Net Loss Net loss Net Income (Loss) Fair Value Adjustment of Warrants Change in fair value of warrant liabilities Change in fair value of warrant liability Transaction Costs Allocable To Warrant Liabilities Transaction costs allocable to warrant liabilities Transaction costs allocable to warrant liabilities Transaction costs allocable to warrant liabilities. Other Nonoperating Income Other income Other Nonoperating Income (Expense) Other expense, net Weighted Average Number of Shares Outstanding, Basic and Diluted Weighted average shares outstanding Redeemable Class A Ordinary Shares, Basic and Diluted Non-Redeemable Class B Ordinary Shares, Basic and Diluted Earnings Per Share, Basic and Diluted Basic and diluted net income per share Basic and diluted net loss per share Net Income Per Share/Basic and Diluted Redeemable Class A Ordinary Shares Net Loss Per Share/Basic and Diluted Non-Redeemable Class B Ordinary Shares Operating Expenses Formation and operational costs Operating Income (Loss) Loss from operations Non-Redeemable Net Loss Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Shares, Outstanding Beginning balance, shares Ending balance, shares Stock Issued During Period, Value, Issued for Services Issuance of Class B ordinary shares to Sponsor Stock shares issued during the period value for services rendered Stock Issued During Period, Shares, Issued for Services Issuance of Class B ordinary shares to Sponsor, shares Stock shares issued during the period shares for services rendered Stock Issued During Period, Value, New Issues Sale of 20,737,202 Units, net of underwriting discounts, fair value of Public warrants and offering costs Number of units issued Shares Issued, Shares, Share-based Payment Arrangement, Forfeited Forfeiture of 565,700 Sponsor shares, Shares Share based compensation other than employee stock scheme shares forfeited during the period Stock Redeemed or Called During Period, Shares Change in value of Class A Ordinary Shares subject to possible redemption, Shares Stock Redeemed or Called During Period, Value Change in value of Class A Ordinary Shares subject to possible redemption Shares Issued, Value, Share-based Payment Arrangement, Forfeited Forfeiture of 565,700 Sponsor shares Stock Issued During Period, Shares, New Issues Sale of 20,737,202 Units, net of underwriting discounts, fair value of Public warrants and offering costs, Shares Number of units sold Stock shares issued during the period new issue shares Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Ordinary Shares [Member] Baktt Opco Units [Member] Additional Paid-in Capital [Member] Additional Paid in Capital [Member] Retained Earnings [Member] Accumulated Deficit [Member] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Investing Activities [Abstract] Cash Flows from Investing Activities: Payments to Acquire Trust Preferred Investments Investment of cash in Trust Account Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Operating Activities [Abstract] Cash Flows from Operating Activities: Net Cash Provided by (Used in) Operating Activities Net cash used in operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net loss to net cash used in operating activities: Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Prepaid Expense Prepaid expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued expenses Formation Costs Formation costs paid by Sponsor in exchange for Founder shares Formation costs. Net Cash Provided by (Used in) Financing Activities [Abstract] Cash Flows from Financing Activities: Proceeds from Issuance of Common Stock Proceeds from sale of Units, net of underwriting discounts paid Proceeds from Issuance of Common Stock Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities Proceeds from Issuance of Warrants Proceeds from sale of Private Placements Warrants Proceeds from warrants issued Repayments of Related Party Debt Repayment of promissory note—related party Repayment of related party debt Payments of Stock Issuance Costs Payment of offering costs Cash and Cash Equivalents, Period Increase (Decrease) Net Change in Cash Noncash Investing and Financing Items [Abstract] Non-Cash investing and financing activities: Change In Value Of Ordinary Shares Subject To Possible Redemption Change in value of Class A ordinary shares subject to possible redemption Change in value of ordinary shares subject to possible redemption. Deferred Underwriting Fee Payable Deferred underwriting fee payable Deferred underwriting fee payable. Deferred Offering Costs Paid By Sponsor In Exchange For Issuance Of Founder Shares Offering costs paid by Sponsor in exchange for issuance of Founder shares Deferred offering costs paid by sponsor in exchange for issuance of founder shares. Forfeiture Of Founder Shares Forfeiture of Founder Shares Forfeiture of founder shares. Payment Of Offering Costs Through Promissory Note Payment of offering costs through promissory note Payment of offering costs through promissory note. Initial Classification Of Warrant Liabilities Initial classification of warrant liabilities Initial classification of warrant liabilities. Offering Costs Included In Accrued Offering Costs Offering costs included in accrued offering costs Offering costs included in accrued offering costs. Initial Classification Of Ordinary Shares Subject To Possible Redemption Initial classification of Class A ordinary shares subject to possible redemption Initial classification of ordinary shares subject to possible redemption. Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Description of Organization and Business Operations Restatement Of Previously Issued Financial Statements [Abstract] Restatement Of Previously Issued Financial Statements. Restatement Of Previously Issued Financial Statements [Text Block] Restatement of Previously Issued Financial Statements Restatement Of Previously Issued Financial Statements. Accounting Policies [Abstract] Accounting Policies [Abstract] Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Equity [Abstract] Equity [Abstract] Initial Public Offering [Text Block] Initial Public Offering Initial public offering [Text block]. Private Placement [Text Block] Private Placement Private Placement. Related Party Transactions [Abstract] Related Party Transactions [Abstract] Related Party Transactions Disclosure [Text Block] Related Party Transactions Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Stockholders' Equity Note Disclosure [Text Block] Shareholders' Equity Warrants Restated [Abstract] Warrants Restated. Warrants [Text Block] Warrants Warrants Text Block. Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Fair Value Disclosures [Text Block] Fair Value Measurements Subsequent Events [Abstract] Subsequent Events [Abstract] Subsequent Events [Text Block] Subsequent Events Emerging Growth Company [Policy Text Block] Emerging Growth Company Emerging growth company. Use of Estimates, Policy [Policy Text Block] Use of Estimates Basis of Accounting, Policy [Policy Text Block] Basis of Presentation Shares Subject to Mandatory Redemption, Changes in Redemption Value, Policy [Policy Text Block] Class A Ordinary Shares Subject to Possible Redemption Deferred Charges, Policy [Policy Text Block] Offering Costs Income Tax, Policy [Policy Text Block] Income Taxes Investments Held in Trust Account [Policy Text Block] Investments held in Trust Account Investments held in trust account. Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value of Financial Instruments New Accounting Pronouncements, Policy [Policy Text Block] Recent Accounting Standards Cash and Cash Equivalents, Policy [Policy Text Block] Cash and Cash Equivalents Warrant Liability Restated [Policy Text Block] Warrant Liability (Restated) Warrant liability restated. Derivative Warrant Liabilities [Policy Text Block] Derivative Warrant Liabilities Derivative warrant liabilities. Fair Value Measurement, Policy [Policy Text Block] Fair Value Measurements (Restated) Derivative Financial Instruments Restated [Policy Text Block] Derivative Financial Instruments (Restated) Derivative financial instruments restated. Earnings Per Share, Policy [Policy Text Block] Net Loss Per Ordinary Share (Restated) Concentration Risk, Credit Risk, Policy [Policy Text Block] Concentration of Credit Risk Consolidation, Policy [Policy Text Block] Principles of Consolidation Summary Of Restatement Of Warrants In Financial Statements [Table Text Block] Summary of Restatement of Warrants in Financial Statements Summary Of Restatement Of Warrants In Financial Statements. Earnings Per Share [Abstract] Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Earnings Per Share Basic And Diluted Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Public Warrants [Member] Public Warrants [Member] Public warrants. Private Placement Warrants [Member] Private Placement Warrants [Member] Private placement warrants. Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis [Table Text Block] Fair Value, Assets Measured on Recurring Basis Summary Of Quantitative Information Regarding Fair Value Measurements [Table Text Block] Summary Of Quantitative Information Regarding Fair Value Measurements Of Warrants Summary Of Quantitative Information Regarding Fair Value Measurements. Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Summary Of Reconciliation Of Warrant Liabilities Measured At Fair Value Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Fair Value Measurements Inputs Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Fair Value of Derivative Warrant Liabilities Percentage Of Assets Held in Trust Account Percentage Of Assets Held in Trust Account Percentage of assets held in trust account. Equity Method Investment, Ownership Percentage Equity Method Investment, Ownership Percentage Proceeds from Issuance Initial Public Offering Gross proceeds from units issued Class of Warrant or Right Number of Warrants Issued Number of warrants issued Number of warrants issued Class of warrant or right, number of warrants issued. Class of Warrant or Right Price per Warrant Number of warrants issued, price per share Number of warrants issued, price per share Class of warrant or right, price per warrant. Percent Of Shares Restricted For Redemption Percent Of Shares Restricted For Redemption Percent of shares restricted for redemption. Minimum Net Tangible Assets Required For Business Combination Minimum Net Tangible Assets Required For Business Combination Minimum Net Tangible Assets required for business combination. Assets Held-in-trust Investments in Trust Account Cash and marketable securities held in Trust Account Debt Instrument, Face Amount Debt instrument face value Net Working Capital Working capital Net working capital. Short-term Debt Working capital loans outstanding Shares Issued, Price Per Share Shares issued, price per share Percent of Shares Redeemable Percent of shares redeemable. Stock Issued Transaction Costs Stock issued, transaction costs Stock issued, transaction costs. Interest On Dissolution Expenses Interest On Dissolution Expenses Interest on dissolution expenses. Share Price Share Price Deferred Offering Costs Deferred underwriting fees Other Offering Costs Other offering costs Other offering costs. Underwriting Fees Underwriting fees Underwriting fees. Sale of Stock [Axis] Sale of Stock [Axis] Sale of Stock [Domain] Sale of Stock [Domain] IPO [Member] IPO [Member] Over-Allotment Option [Member] Over-Allotment Option [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum [Member] Minimum [Member] Related Party Transaction [Axis] Related Party Transaction [Axis] Related Party Transaction [Domain] Related Party Transaction [Domain] Sponsor [Member] Sponsor [Member] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Trust Account [Member] Trust Account member [Member] Trust account [member] Founder Shares [Member] Founder Shares [Member] Accounting Standards Update and Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Temporary Equity, Shares Outstanding Number of shares subject to possible redemption Temporary equity shares outstanding Revision of Prior Period [Axis] Revision of Prior Period [Domain] Previously Reported [Member] As Reported Revision of Prior Period, Reclassification, Adjustment [Member] Restatement Restated [Member] As Restated Restated. Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Warrant [Member] Warrant [Member] Initial Public Offering and Private Placement [Member] Initial Public Offering and Private Placement . Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Cash Equivalents, at Carrying Value Cash equivalents Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Offering costs charged to equity Unrecognized Tax Benefits Unrecognized Tax Benefits Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Cash, FDIC Insured Amount FDIC Insured Amount Private Placement [Member] Private Placement [Member] Net Income (Loss) Attributable to Redeemable Noncontrolling Interest [Abstract] Net Income (Loss) Attributable to Redeemable Noncontrolling Interest Redeemable Net Earnings Redeemable Net Earnings Weighted Average Reedemable Class A Common Stock [Abstract] Denominator: Weighted Average Redeemable Class A Ordinary Shares Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest [Abstract] Numerator: Net Income (Loss) minus Redeemable Net Earnings Weighted Average Non Redeemable Class A And B Common Stock [Abstract] Denominator: Weighted Average Non-Redeemable Class B Ordinary Shares Disclosure Of Initial Public Offer [Table] Disclosure Of Initial Public Offer [Table] Disclosure of initial public offer [Table]. Disclosure Of Initial Public Offer [Line Items] Disclosure Of Initial Public Offer [Line Items] Disclosure of initial public offer [Line items]. Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Number Of Securities Called By Each Warrant Or Right Class of Warrant or Right, Exercise Price of Warrants or Rights Exercise price of warrants Class of warrants, exercise price per share Private Placement [Table] Private Placement [Table] Private placement [Table]. Private Placement [Line Items] Private placement [Line items]. Schedule of Related Party Transactions, by Related Party [Table] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Board Of Directors [Member] Board Of Directors [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Number Of Consecutive Trading Days For Determining Share Price Number of consecutive trading days for determining the share price Number of consecutive trading days for determining share price. Weighted Average Number of Shares, Common Stock Subject to Repurchase or Cancellation Common stock share subject to forfeiture Percentage Of Common Stock Shares Outstanding Percentage of common stock shares outstanding Percentage of common stock shares outstanding. Common Stock Shares Not Subject To Forfeiture Common stock shares not subject to forfeiture Common stock shares not subject to forfeiture. Lock In Period After Business Combination Founder Shares Lock in period after business combination founder shares Lock in period after business combination founder shares. Debt Instrument, Maturity Date Debt instrument maturity date Shares Transferred To Related Party Shares transferred to related party Shares transferred to related party. Debt Instrument, Convertible, Conversion Price Debt instrument conversion price Bank Overdrafts Working capital loans outstanding Due to Officers or Stockholders, Current Due to officers or stockholders, current Number Of Trading Days For Determining the share price Number of trading days for determining the share price Number of trading days for determining the share price. Related Party Transaction, Expenses from Transactions with Related Party Related party transaction expenses Working Capital Loans Convertible Into Warrants Working capital loan convertible into warrants Working capital loans convertible into warrants. Lock In Period [Axis] Lock In Period [Axis] Lock In Period [Domain] Lock In Period [Domain] Lock In Period One [Member] Lock In Period One [Member] Lock In Period Two [Member] Lock In Period Two [Member] Administrative Support Agreement [Member] Administrative Support Agreement [Member] Working Capital Loans [Member] Working Capital Loans [Member] Commitments And Contingencies [Table] Commitments And Contingencies [Table] Commitments and contingencies [Table]. Common Class V [Member] Common Class V [Member] Agreement [Axis] Agreement [Axis] Agreement [Domain] Agreement [Domain] Underwriting Agreement [Member] Underwriting Agreement [Member] Subscription Agreement [Member] Commitments And Contingencies [Line Items] Commitments and contingencies [Line items]. Common Stock, Shares Subscribed but Unissued Common stock shares subscribed but not yet issued Deferred Underwriting Fee Payable Per Share Deferred underwriting fee payable per share Deferred underwriting fee payable per share. Business Combination Consideration Transferred Shares Issued Business combination, consideration received through shares Business combination consideration transferred shares issued. Common Stock, Value, Subscriptions Common stock shares subscribed value Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Bakkt Pubco [Member] Bakkt Pubco [Member] Bakkt Pubco [Member]. Pipe Investors [Member] Pipe Investors [Member] Pipe Investors Schedule of Stock by Class [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Non-US [Member] Non-US [Member] Subsidiary or Equity Method Investee [Line Items] Subsidiary or Equity Method Investee [Line Items] Common Stock Conversion Ratio From One Class Common stock shares converion ratio from class of common stock to other Common stock conversion ratio from one class. Common Stock, Voting Rights Common stock description of voting rights Schedule of Subsidiary or Equity Method Investee [Table] Maximum [Member] Maximum [Member] Class Of Warrants Or Rights Number Of Days From The Closure Of Business Combination Within Which Excersing Can Be Done Class of warrants or rights number of days from the closure of business combination within which excersing can be done Class of warrants or rights number of days from the closure of business combination within which excersing can be done. Warrants and Rights Outstanding, Term Class of warrants or rights term Class Of Warrants Or Rights Redemption Price Class of warrants or rights redemption price Class of warrants or rights redemption price. Number Of Days Of Notice To Be Given For Redemption Of Warrants Number of days of notice to be given for the redemption of warrants Number of days of notice to be given for redemption of warrants. Number Of Days Prior To The Date Of Notifying The Warrant Holders For Determining The Total Trading Period Number of days prior to the date of notifying the warrant holders for determining the total trading period Number of days prior to the date of notifying the warrant holders for determining the total trading period. Class Of Warrants Or Rights Lock In Period Class of warrants or rights lock in period Class of warrants or rights lock in period. Redemption Price Of Common Stock Percentage Redemption price of common stock percentage Redemption price of common stock,percentage. Redemption Price Of Warrants Percentage Redemption price of warrants in percentage Redemption price of warrants in percentage. Percentage Of Gross Proceeds From Share Issue For The Purposes Of Business Combination Percentage of gross proceeds from share issue for the purposes of business combination Percentage of gross proceeds from share issue for the purposes of business combination. Sale of Stock, Price Per Share Sale of stock issue price per share Redemption trigger price Redemption trigger price Redemption Trigger Price Private Placement Warrants And Class A Stock Issuable Upon Exercise Of Private Placement Warrants [Member] Private Placement Warrants And Class A Stock Issuable Upon Exercise Of Private Placement Warrants [Member] Warrants Excercise Period [Axis] Warrants Excercise Period [Axis] Warrants Excercise Period [Domain] Warrants Excercise Period [Domain] Warrant Excercise Period One [Member] Warrant Excercise Period One [Member] Warrant Excercise Period Two [Member] Warrant Excercise Period Two [Member] Trigerring Share Price For Warrant Redemption [Axis] Trigerring Share Price For Warrant Redemption [Axis] Trigerring Share Price For Warrant Redemption [Domain] Trigerring Share Price For Warrant Redemption [Domain] Triggering Share Price One [Member] Triggering Share Price One [Member] Triggering Share Price Two [Member] Triggering Share Price Two [Member] Common Stock Price Basis [Axis] Common Stock Price Basis [Axis] Common Stock Price Basis [Domain] Common Stock Price Basis [Domain] Market Value [Member] Market Value [Member] Warrant Redemption Price [Axis] Warrant Redemption Price [Domain] Warrant Redemption Price One [Member] Warrant Redemption Price One [Member] Warrant Redemption Price Two [Member] Warrant Redemption Price Two [Member] Warrant Redemption Price Basis [Axis] Warrant Redemption Price Basis [Axis] Warrant Redemption Price Basis [Domain] Warrant Redemption Price Basis [Domain] Newly Issued Price [Member] Newly Issued Price [Member] Event [Axis] Event [Axis] Event [Domain] Event [Domain] Event Trigerring The Value Of Warrants [Member] Event Trigerring The Value Of Warrants [Member] Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] 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] Assets, Fair Value Disclosure Investments held in Trust Account – U.S. Treasury Securities Money Market Fund Liabilities, Fair Value Disclosure [Abstract] Warrant Liability Public Warrants Warrant Liability—Public Warrants Warrant Liability Public Warrants. Warrant Liability Private Placement Warrants Warrant Liability—Private Placement Warrants Warrant Liability Private Placement Warrants. Assets, Fair Value Disclosure [Abstract] Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] US Treasury Securities [Member] US Treasury Securities [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Inputs, Level 3 [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Fair Value, Recurring [Member] Fair Value, Recurring [Member] Fair Value Measurement Inputs and Valuation Techniques [Abstract] Valuation Approach and Technique [Axis] Valuation Approach and Technique [Domain] Option Pricing Method [Member] Option Pricing Method Option Pricing Method. Black Scholes Model [Member] Black Scholes Model Black Scholes Model. Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input, Share Price [Member] Stock Price Measurement Input, Exercise Price [Member] Exercise price Measurement Input, Price Volatility [Member] Expected volatility Measurement Input Trading Days Per year [Member] Trading days per year Measurement Input Trading Days Per year. Measurement Input, Risk Free Interest Rate [Member] Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk-free interest rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Trading Days Per Year Trading days per year Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Trading Days Per Year. Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Expected volatility Share Based Payment Arrangements Exercise Price Per Share Exercise price Share Based Payment Arrangements Exercise Price Per Share. Share Based Payment Arrangements Stock Price Per Share Stock Price Share Based Payment Arrangements Stock Price Per Share. .. Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Abstract] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Fair value, beginning balance Fair value, ending balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Measurement Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease) Change in valuation inputs or other assumptions Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 Transfer from level one to level three assets Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 Transfer from level three to level one assets Fair Value, Assets, Level 1 to Level 2 Transfers, Amount Transfer from level one to level two assets Fair Value, Assets, Level 2 to Level 1 Transfers, Amount Transfer from level two to level one assets Warrants and Rights Outstanding Warrants outstanding Fair Value, Measurement with Unobservable Inputs Reconciliation, Liability, Transfers out of Level 3 Fair value, measurement with unobservable inputs reconciliation, liability, transfers out of level 3 Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 2 [Member] Measurement Input, Expected Term [Member] Term (in years) Measurement Input, Discount Rate [Member] Dividend yield Fair Value Measurement Inputs and Valuation Techniques [Line Items] Warrants and Rights Outstanding, Measurement Input Fair value measurements Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs Fair value as of January 1, 2021 Fair value as of March 31, 2021 Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss) Change in fair value Subsequent Event [Table] Subsequent Event [Line Items] Subsequent Event [Line Items] Baktt Pubco Class V Common Stock [Member] Baktt Pubco Class V Common Stock [Member] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Merger Agreement [Member] Investor [Axis] Investor [Domain] PIPE Investor [Member] Subsequent Event [Member] Subsequent Event [Member]