Cover [Abstract] Document Information [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Class A [Member] Class A ordinary shares [Member] Common Class A [Member] Common Class B [Member] Class B ordinary shares [Member] Common Class B [Member] Document Information [Line Items] Document Fiscal Year Focus Document Period End Date Document Fiscal Period Focus Current Fiscal Year End Date Document Transition Report Document Type Amendment Flag Entity Registrant Name Entity Small Business Entity Emerging Growth Company Entity Central Index Key Entity Filer Category Entity Current Reporting Status Entity Interactive Data Current Entity Common Stock, Shares Outstanding Title of 12(b) Security Trading Symbol Security Exchange Name Entity Ex Transition Period Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Public Float ICFR Auditor Attestation Flag Entity Shell Company Entity Address, State or Province Document Annual Report Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Capital Units [Member] Capital units [Member] Warrant [Member] Warrant [Member] Statement of Financial Position [Abstract] Statement [Table] Statement [Line Items] Assets: Assets, Current [Abstract] Current assets: Cash and Cash Equivalents, at Carrying Value Cash Cash - beginning of the period Cash - end of the period Prepaid Expense, Current Prepaid expenses Assets, Current Total current assets Assets Held-in-trust, Noncurrent Investments held in Trust Account Assets Total Assets Liabilities and Equity [Abstract] Liabilities and Shareholders' Equity: Liabilities, Current [Abstract] Current liabilities: Accounts Payable, Current Accounts payable Accrued Liabilities, Current Accrued expenses Liabilities, Current Total current liabilities Due to Related Parties, Current Due to Related Parties Due to related party current Liabilities and Equity Total liabilities and shareholders' equity Deferred Underwriting Commissions Deferred underwriting commissions Deferred underwriting commissions. Liabilities Total liabilities Commitments and Contingencies Commitments and Contingencies Temporary Equity, Carrying Amount, Attributable to Parent Class A ordinary shares, $0.0001 par value; 39,576,710 shares subject to possible redemption at $10.00 per share Stockholders' Equity Attributable to Parent [Abstract] Shareholders' Equity: Retained Earnings (Accumulated Deficit) Accumulated deficit Stockholders' Equity Attributable to Parent Total shareholders' equity Beginning balance Ending balance Preferred Stock, Value, Issued Preference shares, $0.0001 par value; 1,000,000 shares authorized; none issued and outstanding Common Stock, Value, Issued Common Stock, Value, Issued Additional Paid in Capital Additional paid-in capital Temporary Equity Shares subject to possible redemption Temporary Equity,Shares subject to possible redemption Temporary equity shares subject to possible redemption. Temporary Equity, Par or Stated Value Per Share Temporary Equity, Par or Stated Value Per Share Common Stock Shares Subject To Possible Redemption Common Stock, shares subject to possible redemption Common Stock, shares subject to possible redemption. Temporary Equity, Redemption Price Per Share Temporary Equity, Redemption Price Per Share Temporary equity redemption price per share Preferred Stock, Par or Stated Value Per Share Preferred Stock, Par Value Preferred Stock, Shares Authorized Preferred Stock, Shares Authorized 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, par value Ordinary share par value Common Stock, Shares Authorized Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common Stock, Shares, Issued Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding Income Statement [Abstract] Operating Income (Loss) Loss from operations Gain Losses From Investments Held In Trust Account Interest earned on investments held in Trust Account Net gain from investments held in Trust Account Gain losses from investments held in trust account. Weighted Average Number of Shares Outstanding, Basic and Diluted Basic and diluted weighted average shares outstanding Net Income (Loss) Attributable to Parent Net loss Net loss General and Administrative Expense General and administrative expenses Administrative Expenses Related Party Administrative expenses - related party Administrative expenses - related party. Earnings Per Share, Basic and Diluted Basic and diluted net income (loss) per share,ordinary shares Statement of Stockholders' Equity [Abstract] Shares, Outstanding Beginning balance, Shares Ending balance, Shares Stock Issued During Period, Shares, New Issues Issuance of Class B ordinary shares to Sponsor, Shares Stock issued during period shares new issues Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Offering costs Adjustments to additional paid in capital stock issuance costs Adjustments to Additional Paid in Capital, Warrant Issued Sale of private placement warrants to Sponsor in private placement Stock related warrants issued during the period value Shares Subject To Possible Redemption Shares Shares subject to possible redemption, Shares Shares subject to possible redemption shares. Shares Subject To Possible Redemption Value Shares subject to possible redemption Shares subject to possible redemption value. Stock Issued During Period, Value, New Issues Issuance of Class B ordinary shares to Sponsor Stock Issued During Period, Value, Other Sale of units in initial public offering, gross Stock Issued During Period, Shares, Other Sale of units in initial public offering, gross, Shares Additional Paid-in Capital [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] Accumulated Deficit [Member] Common Stock [Member] Ordinary Shares [Member] Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] Cash Flows from 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 Accounts payable Increase (Decrease) in Accrued Liabilities Accrued expenses Increase (Decrease) in Due to Related Parties Due to related party 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: Related Party Transaction, Selling, General and Administrative Expenses from Transactions with Related Party General and administrative expenses paid by related party Interest Earned On Investments Held In Trust Account Interest earned on investments held in Trust Account Interest earned on investments held in trust account. Net Cash Provided by (Used in) Operating Activities Net cash used in operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash Flows from Investing Activities: Payments to Acquire Trust Preferred Investments Principal deposited in Trust Account Payment towards restricted investments Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash Flows from Financing Activities: Repayments of Notes Payable Repayment of note payable to related party Repayment of notes payable Proceeds from Issuance Initial Public Offering Proceeds received from initial public offering, gross Proceeds from initial public offer Proceeds from Issuance of Private Placement Proceeds received from private placement Proceeds from issue of warrants Payment of Financing and Stock Issuance Costs Offering costs paid Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect Net change in cash Noncash Investing and Financing Items [Abstract] Supplemental disclosure of noncash investing and financing activities: Offering Costs Included In Note Payable Related Party Offering costs included in note payable - related party Offering costs included in note payable - related party. Value Of Ordinary Shares Subject To Possible Redemption Initial Value of Class A ordinary shares subject to redemption Value of ordinary shares subject to possible redemption. Noncash Deferred underwriting commissions Deferred underwriting commissions Non-cash deferred underwriting commissions. Offering Costs Paid By Sponsor In Exchange For Issuance Of Ordinary Shares Offering costs paid by Sponsor in exchange for issuance of Class B ordinary shares Offering costs paid by Sponsor in exchange for issuance of ordinary shares. Noncontrolling Interest, Change in Redemption Value Change in Value of Class A ordinary shares subject to possible redemption Offering Costs Included In Accrued Expenses Offering costs included in accrued expenses Offering costs included in accrued expenses. Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Description of Organization, Business Operations and Basis of Presentation Accounting Policies [Abstract] Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Equity [Abstract] Initial Public Offering Disclosure [Text Block] Initial Public Offering Initial Public Offering Disclosure [Text Block]. 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 [Abstract] Stockholders' Equity Note [Abstract] Stockholders' Equity Note Disclosure [Text Block] Shareholders' Equity 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 Use of Estimates, Policy [Policy Text Block] Use of estimates Cash and Cash Equivalents, Policy [Policy Text Block] Cash and Cash Equivalents Concentration Risk, Credit Risk, Policy [Policy Text Block] Concentration of credit risk Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Investments Held in the Trust Account Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value of Financial Instruments Offering Costs [Policy Text Block] Offering costs Offering costs [Policy text block]. Temporary Equity [Policy Text Block] Class A Ordinary Shares subject to possible redemption Temporary equity [Policy text block]. Earnings Per Share, Policy [Policy Text Block] Net income (loss) per ordinary share Income Tax, Policy [Policy Text Block] Income taxes Recent Accounting Pronouncements Not Yet Adopted [Policy Text Block] Recent accounting pronouncements Recent accounting pronouncements not yet adopted [Policy text block]. Emerging growth company [Policy Text Block] Emerging growth company Emerging growth company Basis of Presentation and Significant Accounting Policies [Text Block] Basis of Presentation Fair Value, Assets Measured on Recurring Basis [Table Text Block] Summary of Financial Assets that are Measured at Fair Value on a Recurring Basis Nature Of Operations [Table] 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] Private Placement Warrants [Member] Private Placement Warrants [Member] Private placement warrants. Nature Of Operations [Line Items] Nature of operations. Sale of Stock, Price Per Share Sale of stock issue price per share Percentage Of The Fair Value Of Assets In Trust Account Of Target Company Net Of Deferred Underwriting Commissions And Taxes Percentage of the fair value of assets in trust account of the target company net of deferred undrwriting commissions and taxes Percentage of the fair value of assets in trust account of target company net of deferred underwriting commissions and taxes. Equity Method Investment, Ownership Percentage Equity metohd investment ownership percentage Deferred Underwriting Commissions Non Current Deferred underwriting commissions non current Deferred underwriting commissions non current. Class Of Warrants Or Right Issue Price Per Warrant Class of warrants or rights issue price per warrant Class of warrants or rights issue price per warrant. Term Of Restricted Investments Term of restricted investments Term of restricted investments. Percentage Of Public Shareholding Redeemable In Case Of Non Occurrence Of Business Combination Percentage of public shareholding redeemable in case the business combination does not occur Percentage of public shareholding redeemable in case of non occurrence of business combination. Date On Or Before Which Business Combination Shall Be Consummated Date on or before which business combination shall be consummated Date on or before which business combination shall be consummated. Number Of Days After The Due Date Of Business Combination Within Which Public Shares Shall Be Redeemed Number of days after the due date of business combination before which the pubic shares shall be redeemed Number of days after the due date of business combination within which public shares shall be redeemed. Stock Issued During Period, Value, Issued for Services Stock shares issued during the period value for services rendered Stock issued during the period value for services Liquidation Basis of Accounting, Accrued Costs to Dispose of Assets and Liabilities Expenses payable on dissolution Per Share Amount In The Trust Account For Distribution To The Public Shareholders Per share amount in the trust account for distribution to the public shareholders Per share amount in the trust account for distribution to the public shareholders. Cash Cash in operating bank account Working Capital Working capital Working capital. Minimum Net Worth Required for Compliance Minimum networth to effect business combination Percentage Of Public Shareholding That Can Be Transferred Without Any Restriction Percentage of public shareholding that can be transferred without any restriction Percentage of public shareholding that can be transferred without any restriction. Proceeds from Related Party Debt Proceeds from related party debt Short-term Debt Working capital loans outstanding Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum [Member] Minimum [Member] Investment Type [Axis] Investments [Domain] Asset Held in Trust [Member] Trust Account [Member] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Ascendant Sponsor LP [Member] Ascendant Sponsor LP [Member] Ascendant sponsor LP. Significant Accounting Policies [Table] Significant accounting policies. Significant Accounting Policies [Line Items] Significant accounting policies [Line Item]. Unrecognized Tax Benefits Unrecognised tax benefits Cash, FDIC Insured Amount Cash insured with federal insurance Temporary Equity, Shares Outstanding Ordinary shares subject to possible redemption shares Cash Equivalents, at Carrying Value Cash equivalents Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Potentially dilutive common shares excluded from the computation of weighted-average shares outstanding Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Unrecognised tax benefits interest and penalties accrued Income Tax Expense (Benefit) Income tax provisions Income attributable to ordinary shares Income attributable to ordinary shares Income attributable to ordinary shares Net Income Loss weighted average number of shares Net Income Loss weighted average number of shares Net Income Loss weighted average number of shares Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Domain] US Treasury Securities [Member] US Treasury Securities [Member] Maximum [Member] Maximum [Member] Disclosure Of Initial Public Offer [Table] Disclosure Of Initial Public Offer [Table]. Disclosure Of Initial Public Offer [Line Items] Warrants Redemption Price Per Share Warrants redemption price per share Warrants, redemption price per share. Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Sponsor [Member] Sponsor [Member] Sponsor. Administrative Support Agreement [Member] Administrative Support Agreement [Member] Administrative support agreement. Related Party Transaction [Line Items] Related Party Transaction [Line Items] Weighted Average Number of Shares, Common Stock Subject to Repurchase or Cancellation Common stock shares subject to forfeiture Debt Conversion, Converted Instrument, Amount Conversion of debt into warrants value Stock Issued During Period, Shares, Issued for Services Stock issued during the period shares issued for shares Share Price Share price Number Of Days For A Particular Event To Get Over To Determine Share Trading Days Number of days for a particular event to get over for determning trading period Number of days for a particular event to get over to determine share trading days. Class of Warrant or Right Price Per Warrant Class of warrant or right, price per warrant Class of warrant or right, price per warrant. Stock Related Warrants Issued During The Period Shares Stock related warrants issued during the period shares Stock related warrants issued during the period shares. Debt Instrument, Face Amount Debt face value Related Party Transaction, Amounts of Transaction Related party transaction amounts of transaction Share Transfer Restriction Threshold Consecutive Trading Days Share transfer restriction, threshold consecutive trading days Share transfer restriction threshold consecutive trading days. Share Transfer Restriction Threshold Trading Days Share transfer restriction, threshold trading days Share transfer restriction, threshold trading days. Common Stock, Capital Shares Reserved for Future Issuance Stock Held by the sponsor Debt Instrument, Convertible, Conversion Price Converion price per unit of debt into warrant Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Event [Axis] Event [Axis] Event [Domain] Event [Domain] Share Price That Will Trigger Warrant Redemption [Member] Share Price That Will Trigger Warrant Redemption [Member] Scenario [Axis] Scenario [Axis] Scenario [Domain] Scenario [Domain] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Selling, General and Administrative Expenses [Member] Selling, General and Administrative Expenses [Member] Loss Contingencies [Table] Loss Contingencies [Table] Private Placement [Member] Private Placement [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Underwriting fee per unit paid Underwriting fee, per unit cash paid Underwriting Fee, Per Unit Cash Paid. Payments for Underwriting Expense Payments for underwriting fee Expiration Period For Purchase Of Underwriting Options Expiration period for purchase of underwriting options Expiration period for purchase of underwriting options. Schedule of Stock by Class [Table] Class of Stock [Line Items] Stock Surrendered During Period Shares Common stock shares subject to forfeiture Stock Surrendered During Period, Shares. Percentage Of Common Stock Shareholding Percentage of common stock shareholding Percentage of common stock shareholding. Warrants and Rights Outstanding, Term Term of warrants Warrants Redeemable Threshold Trading Days Warrants redeemable, threshold trading days Warrants redeemable, threshold trading days. Warrants Exercisable Ordinary Share Per Warrant Warrants exercisable, ordinary share per warrant Warrants exercisable, ordinary share per warrant. Class of warrants exercise price adjustment percentage Class of warrants exercise price adjustment percentage Class of warrants exercise price adjustment percentage. Stock Surrendered During Period Value Stock Surrendered During Period, Value. Minimum Notice Period For Warrants Redemption Minimum notice period for warrants redemption Minimum notice period for warrants redemption. Warrants RedeemableThreshold Consecutive Trading Days Warrants redeemable, threshold consecutive trading days Warrants redeemable, threshold consecutive trading days. Common Stock, Voting Rights Common stock description of voting rights Business Acquisition, Share Price Business Acquisition, Share Price Percentage Of Proceeds From Share Issuances Percentage of proceeds from share issuances Percentage of proceeds from share issuances. Public Warrants [Member] Public Warrants [Member]. Triggering Event [Axis] Triggering event. Triggering Event [Domain] Triggering event. Share Trigger Price One [Member] Share Trigger Price One [Member] Share trigger price one. Share Trigger Price Two [Member] Share Trigger Price Two [Member] Share trigger price two. Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] 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] Quoted Prices in Active Markets (Level 1) Fair Value, Inputs, Level 2 [Member] Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 3 [Member] Significant Other Unobservable Inputs (Level 3) Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Assets, Fair Value Disclosure [Abstract] Description Marketable Securities Held In Trust Account Fair Value Disclosure Investments held in Trust Account Marketable securities held in Trust Account. Measurement Frequency [Axis] Measurement Frequency [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Fair Value, Recurring [Member] Fair Value, Recurring [Member] Date Of Maturity Of Investments Date of maturity of investments. Fair Value Assets Level Transfers Amount Fair value assets transfers between levels Fair value assets level transfers amount. Subsequent Event [Table] Subsequent Event [Line Items] Business Acquisition, Percentage of Voting Interests Acquired Business combination equity interest percentage Stockholders' Equity Note, Stock Split Stockholders equity split Business Combination, Consideration Transferred Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Business combination agreed equity consideration value Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Business Combination, number of equity issued Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Beacon Street Group LLC [Member] Beacon Street Group LLC [Member] Beacon Street Group, LLC Agreement By Name Axis [Axis] AgreementByNameAxis Agreement By Name [Domain] Agreement By Name Subscription Agreements [Member] Subscription Agreements [Member] Subscription Agreements