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Description of Organization, Business Operations (Details) - USD ($)				3 Months Ended	6 Months Ended
	May 20, 2026	Feb. 19, 2026	Jan. 09, 2026	Mar. 31, 2026	Jun. 30, 2026
Description of Organization, Business Operations [Line Items]
Price per unit					$ 9.88
Sale of stock units				7,750,000
Transaction costs					$ 17,870,483
Deferred underwriting fee					12,250,000
Other offering costs					$ 620,483
Percentage of redeem initial business combination					100.00%
Interest to pay dissolution expenses					$ 100,000
Warrant price per share					$ 0.352
Proceeds from sale of Private Placements Warrants					$ 7,750,000
Restricted investment term			185 days
Year of inception					Aug. 27, 2025
CCM [Member]
Description of Organization, Business Operations [Line Items]
Number of shares purchased					2,612,500
Public Warrant [Member]
Description of Organization, Business Operations [Line Items]
Warrant price per share			$ 11.5
Private Placement Warrants [Member]
Description of Organization, Business Operations [Line Items]
Sale of stock units			7,750,000
Price per share			$ 1
Number of shares purchased			137,500
Proceeds from sale of Private Placements Warrants			$ 7,750,000
Private Placement Warrants [Member] \| Sponsor [Member]
Description of Organization, Business Operations [Line Items]
Number of shares purchased			5,000,000
Private Placement Warrants [Member] \| Underwriters [Member]
Description of Organization, Business Operations [Line Items]
Number of shares purchased			2,750,000
Private Placement Warrants [Member] \| CCM [Member]
Description of Organization, Business Operations [Line Items]
Number of shares purchased			2,612,500
Business Combination [Member]
Description of Organization, Business Operations [Line Items]
Percentage of fair market value equal to net balance of trust account					80.00%
Voting interest acquired					50.00%
Business acquisition, description of acquired Entity	acquired 99.99998% of Bleichroeder Acquisition France Merger Sub 2, a société anonyme formed under the laws of the Republic of France (“Parent Merger Sub”), with the other 0.00002% owned by Michel Combes.	acquired 100% of the issued and outstanding equity
Class A Ordinary Shares [Member]
Description of Organization, Business Operations [Line Items]
Price per unit			$ 11.5		$ 18
Warrant price per share					$ 18
Number of shares purchased			1
Class A Ordinary Shares [Member] \| Business Combination [Member]
Description of Organization, Business Operations [Line Items]
Voting interest acquired					90.00%
Initial Public Offering [Member]
Description of Organization, Business Operations [Line Items]
Consummated units			28,750,000
Gross proceeds			$ 287,500,000
Price per share			$ 10
Proceeds from sale of Private Placements Warrants			$ 287,500,000
Initial Public Offering [Member] \| Class A Ordinary Shares [Member]
Description of Organization, Business Operations [Line Items]
Sale of stock, description			Each Unit consists of one Class A ordinary share and one-third of one redeemable warrant (each “Public Warrant” and collectively, the “Public Warrants”).
Private Placement [Member]
Description of Organization, Business Operations [Line Items]
Price per unit					$ 1
Sale of stock units					7,750,000
Cash underwriting fee					$ 5,000,000
Number of shares purchased					5,000,000
Public Share [Member]
Description of Organization, Business Operations [Line Items]
Price per unit					$ 10
Public Share [Member] \| Business Combination Agreement [Member]
Description of Organization, Business Operations [Line Items]
Price per unit					$ 10
Over-Allotment Option [Member]
Description of Organization, Business Operations [Line Items]
Price per unit			$ 10
Sale of stock units			3,750,000
Price per share			$ 10