v3.25.2
Cover - shares
 3 Months Ended
Mar. 31, 2025
Jul. 16, 2025
Document Information Line Items    
Entity Registrant Name CORNER GROWTH ACQUISITION CORP  
Entity Central Index Key 0001829953  
Document Type 10-Q  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Small Business true  
Entity Shell Company true  
Entity Emerging Growth Company true  
Entity Current Reporting Status No  
Document Period End Date Mar. 31, 2025  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2025  
Entity Ex Transition Period false  
Entity Common Stock Shares Outstanding   9,998,653
Entity File Number 001-39814  
Entity Incorporation State Country Code E9  
Entity Tax Identification Number 98-1563902  
Entity Address Address Line 1 418 Broadway  
Entity Address Address Line 2 #6183  
Entity Address City Or Town Albany  
Entity Address State Or Province NY  
Entity Address Postal Zip Code 12207  
City Area Code 347  
Local Phone Number 268-7868  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current No  
Entity Incorporation Date Of Incorporation Oct. 20, 2020  
Capital Unit[ Member]    
Document Information Line Items    
Security 12b Title Units, each consisting of one Class A ordinary share and one redeemable warrant  
Trading Symbol COOLU  
Class Ordinary Share [Member]    
Document Information Line Items    
Security 12b Title Class A Ordinary Shares, par value $0.0001 per share  
Trading Symbol COOL  
Warrants [Member]    
Document Information Line Items    
Security 12b Title Redeemable warrants, each exercisable for one Class A ordinary share at an exercise price of $11.50  
Trading Symbol COOLW