Entity Emerging Growth Company Entity Emerging Growth Company Entity Ex Transition Period Entity Ex Transition Period SPAC, Trust or Escrow Account, Gross Offering Proceeds Placed, Percent SPAC, Trust or Escrow Account, Gross Offering Proceeds Placed, Percent SPAC, Trust or Escrow Account, Gross Offering Proceeds Placed, Amount SPAC, Trust or Escrow Account, Gross Offering Proceeds Placed, Amount SPAC, Securities Offered, Redemption Rights [Text Block] SPAC, Securities Offered, Redemption Rights [Text Block] SPAC Prospectus Summary, Sponsor Compensation [Table Text Block] SPAC Prospectus Summary, Sponsor Compensation [Table Text Block] SPAC Offering Forepart, Adjusted Net Tangible Book Value Per Share [Table Text Block] SPAC Offering Forepart, Adjusted Net Tangible Book Value Per Share [Table Text Block] SPAC, Adjusted Net Tangible Book Value Per Share with Sources of Dilution [Table Text Block] SPAC, Adjusted Net Tangible Book Value Per Share with Sources of Dilution [Table Text Block] SPAC, Actual or Potential Material Conflict of Interest, Prospectus Summary [Text Block] SPAC, Actual or Potential Material Conflict of Interest, Prospectus Summary [Text Block] SPAC Additional Financing Plans, Impact on Security Holders [Text Block] SPAC Additional Financing Plans, Impact on Security Holders [Text Block] SPAC, Trust or Escrow Account, Material Terms [Text Block] SPAC, Trust or Escrow Account, Material Terms [Text Block] SPAC Offering Forepart [Line Items] De-SPAC Consummation Timeframe Extension, Security Holders Voting or Redemption Rights [Flag] De-SPAC Consummation Timeframe Extension, Security Holders Voting or Redemption Rights [Flag] SPAC Offering Forepart, Security Holders Have the Opportunity to Redeem Securities [Flag] SPAC Offering Forepart, Security Holders Have the Opportunity to Redeem Securities [Flag] SPAC Offering Forepart, Security Holder Redemptions Subject to Limitations [Flag] SPAC Offering Forepart, Security Holder Redemptions Subject to Limitations [Flag] De-SPAC Consummation Timeframe, How Extended [Text Block] De-SPAC Consummation Timeframe, How Extended [Text Block] SPAC Offering Forepart, De-SPAC Consummation Timeframe SPAC Offering Forepart, De-SPAC Consummation Timeframe Initial Business Combination [Member] Initial Business Combination Member Class B Ordinary Shares [Member] Class BOrdinary Shares Member SPAC Offering Forepart, Sponsor Compensation [Abstract] SPAC Offering Forepart, Sponsor Compensation [Table] SPAC Sponsor, Affiliate, or Promoter [Axis] Sponsor [Member] Sponsor Member Compensation Nature [Axis] All Compensation Natures [Member] SPAC Offering Forepart, Sponsor Compensation [Line Items] Securities Issued or to be Issued, Shares Securities Issued or to be Issued, Shares (in Shares) Securities Issued or to be Issued, Shares Price Paid or to be Paid for Securities, Total Amount Price Paid or to be Paid for Securities, Total Amount Price Paid or to be Paid for Securities, Per Share Price Paid or to be Paid for Securities, Per Share (in Dollars per share) Price Paid or to be Paid for Securities, Per Share All SPAC Sponsors, Affiliates, or Promoters [Member] SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Abstract] SPAC Offering Forepart, Adjusted Net Tangible Book Value Per Share [Table] Over-allotment Option [Axis] All Over-allotment Options [Member] Over-allotment Option Exercised [Member] Over-allotment Option Exercised [Member] Over-allotment Option Not Exercised [Member] Over-allotment Option Not Exercised [Member] Redemption Level [Axis] All Redemption Levels [Member] Redemption at 25 Percent of Maximum [Member] Redemption at 25 Percent of Maximum [Member] Redemption at 50 Percent of Maximum [Member] Redemption at 50 Percent of Maximum [Member] Redemption at 75 Percent of Maximum [Member] Redemption at 75 Percent of Maximum [Member] Redemption at 100 Percent of Maximum [Member] Redemption at 100 Percent of Maximum [Member] SPAC Forepart, Adjusted Net Tangible Book Value Per Share [Line Items] Registered Offering Price per Share (in Dollars per share) Registered Offering Price per Share Net Tangible Book Value, Adjusted, per Share (in Dollars per share) Net Tangible Book Value, Adjusted, per Share Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share (in Dollars per share) Difference Between the Offering Price and the Adjusted Net Tangible Book Value, Per Share SPAC Sponsor and Conflicts of Interest [Line Items] SPAC Sponsor and Affiliates Information, Restrictions on Sale of SPAC Securities [Table Text Block] SPAC Sponsor and Affiliates Information, Restrictions on Sale of SPAC Securities [Table Text Block] Fiduciary Duties to Other Companies, SPAC Officers and Directors [Table Text Block] Fiduciary Duties to Other Companies, SPAC Officers and Directors [Table Text Block] Number of Shares Used to Determine Net Tangible Book Value per Share, Pre-transaction (in Shares) Number of Shares Used to Determine Net Tangible Book Value per Share, Pre-transaction Number of Shares Used, Adjustment (in Shares) Number of Shares Used, Adjustment Net proceeds from this offering and the sale of the private placement warrants [Member] Net Proceeds From This Offering And The Sale Of The Private Placement Warrants Member Offering costs accrued for or paid in advance, excluded from tangible book value [Member] Offering Costs Accrued For Or Paid In Advance Excluded From Tangible Book Value Member Amounts paid for redemptions [Member] Amounts Paid For Redemptions Member Ordinary shares forfeited if over-allotment is not exercised [Member] Ordinary Shares Forfeited If Overallotment Is Not Exercised Member Ordinary shares offered and sale of private placement shares [Member] Ordinary Shares Offered And Sale Of Private Placement Shares Member Ordinary shares redeemed [Member] Ordinary Shares Redeemed Member SPAC Sponsor and Affiliates Information, Restrictions on Sale of SPAC Securities [Line Items] SPAC Sponsor, Description of Expiration Dates of Restrictions [Text Block] SPAC Sponsor, Description of Expiration Dates of Restrictions [Text Block] SPAC Sponsor, Persons and Entities Subject to Restrictions SPAC Sponsor, Persons and Entities Subject to Restrictions SPAC Sponsor, Description of Exceptions to Restrictions [Text Block] SPAC Sponsor, Description of Exceptions to Restrictions [Text Block] SPAC Sponsor, Terms That Would Result in Earlier Expiration of Restrictions [Text Block] SPAC Sponsor, Terms That Would Result in Earlier Expiration of Restrictions [Text Block] Business Combination [Member] Business Combination Member Finance Transaction [Member] Finance Transaction Member SPAC Sponsor Controlling Persons [Abstract] SPAC Sponsor Controlling Persons [Table] SPAC Sponsor Controlling Person [Line Items] SPAC Sponsor Controlling Person Name SPAC Sponsor Controlling Person Name Security Class [Axis] All Security Classes [Member] Founder Shares [Member] Founder Shares [Member] Private Placement Warrants [Member] Private Placement Warrants Member Amendment Flag Amendment Flag Document Information [Table] Document Information [Line Items] Entity Central Index Key Entity Central Index Key Document Type Document Type Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business No Redemption [Member] No Redemption [Member] Office Space, Administrative and Shared Personnel Support Services [Member] Office Space Administrative And Shared Personnel Support Services Member Working Capital [Member] Working Capital Member SPAC Prospectus Summary, Sponsor Compensation [Line Items] SPAC Sponsor [Abstract] SPAC Sponsor [Table] SPAC Sponsor, Compensation [Line Items] SPAC Sponsor Name SPAC Sponsor Name Net Tangible Book Value, Pre-transaction, Per Share (in Dollars per share) Net Tangible Book Value, Pre-transaction, Per Share Net Tangible Book Value, Amount of Dilution, per Share (in Dollars per share) Net Tangible Book Value, Amount of Dilution, per Share Net Tangible Book Value Net Tangible Book Value Net Tangible Book Value, Adjusted Net Tangible Book Value, Adjusted All Dilution Sources [Member] Overallotment Liability [Member] Deferred Underwriting Commissions [Member] Dilution Source [Axis] Without Over- Allotment [Member] Without Over Allotment Member With Over- Allotment [Member] With Over Allotment Member Net Tangible Book Value [Line Items] SPAC, Adjusted Net Tangible Book Value Per Share with Sources of Dilution [Abstract] SPAC, Adjusted Net Tangible Book Value Per Share with Sources of Dilution [Table] Pro forma net tangible book value after this offering and the sale of the private placement warrants [Member] Pro Forma Net Tangible Book Value After This Offering And The Sale Of The Private Placement Warrants Member SPAC Sponsor Form of Organization SPAC Sponsor Form of Organization SPAC Sponsor Business, General Character [Text Block] SPAC Sponsor Business, General Character [Text Block] SPAC Prospectus Summary, Sponsor Compensation [Abstract] SPAC Prospectus Summary, Sponsor Compensation [Table] Phalanx Acquisition Management Sponsor I LLC [Member] Phalanx Acquisition Management Sponsor ILLCMember Phalanx Acquisition Sponsor I LLC [Member] Phalanx Acquisition Sponsor ILLCMember SPAC Officers and Directors, Fiduciary Duties to Other Companies, Description [Text Block] SPAC Officers and Directors, Fiduciary Duties to Other Companies, Description [Text Block] SPAC Sponsor, Conflicts of Interest [Abstract] SPAC Sponsor, Conflicts of Interest [Table] Conflict of Interest, Party [Axis] SPAC Officers and Directors [Member] SPAC Officers and Directors [Member] Sponsor, Officers, Directors and Advisors Letter Agreement [Member] Sponsor Officers Directors And Advisors Letter Agreement Member Finder’s Fee, Advisory Fee, Consulting Fee [Member] Finders Fee Advisory Fee Consulting Fee Member Non-Managing Sponsor Investors [Member] Non Managing Sponsor Investors Member SPAC Sponsor, Conflict of Interest [Line Items] Conflict of Interest, Description [Text Block] Conflict of Interest, Description [Text Block] SPAC Sponsor and Affiliates Information, Restrictions on Sale of SPAC Securities [Abstract] SPAC Sponsor and Affiliates Information, Restrictions on Sale of SPAC Securities [Table] Fiduciary Duties to Other Companies, SPAC Officers and Directors [Abstract] Fiduciary Duties to Other Companies, SPAC Officers and Directors [Table] Fiduciary Duties to Other Companies, SPAC Officers and Directors [Line Items] All Conflict of Interest Parties [Member] Ordinary Shares [Member] Ordinary Shares Member