v3.26.1
Cover - shares
 6 Months Ended
Jun. 30, 2026
Aug. 11, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q2  
Entity Registrant Name TRG Latin America Acquisitions Corp.  
Entity Central Index Key 0002098780  
Entity Tax Identification Number 98-1896935  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Non-accelerated Filer  
Entity File Number 001-43166  
Entity Shell Company true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Small Business true  
Entity Incorporation, State or Country Code E9  
Entity Address, Address Line One 65 East 55th St.  
Entity Address, Address Line Two 15th Floor  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10022  
City Area Code (212)  
Local Phone Number 984-2900  
Units, each consisting of one Class A Ordinary Share and one Right    
Document Information [Line Items]    
Title of 12(b) Security Units, each consisting of one Class A Ordinary Share and one Right  
Trading Symbol TRGSU  
Security Exchange Name NASDAQ  
Class A Ordinary Shares, par value $0.0001 per share    
Document Information [Line Items]    
Title of 12(b) Security Class A Ordinary Shares, par value $0.0001 per share  
Trading Symbol TRGS  
Security Exchange Name NASDAQ  
Rights, each entitling the holder to receive one-tenth (1/10) of one Class A Ordinary Share    
Document Information [Line Items]    
Title of 12(b) Security Rights, each entitling the holder to receive one-tenth (1/10) of one Class A Ordinary Share  
Trading Symbol TRGSR  
Security Exchange Name NASDAQ  
Class A Ordinary Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   20,857,000
Class B Ordinary Shares    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   5,158,000