v3.25.2
Cover - shares
 3 Months Ended
Mar. 31, 2025
Jun. 26, 2025
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 Mar. 31, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Entity Information [Line Items]    
Entity Registrant Name IGTA MERGER SUB LIMITED  
Entity Central Index Key 0001997698  
Entity File Number 000-00000  
Entity Tax Identification Number 00-0000000  
Entity Incorporation, State or Country Code D8  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status No  
Entity Shell Company true  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Contact Personnel [Line Items]    
Entity Address, Address Line One 875 Washington Street  
Entity Address, City or Town New York  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 10014  
Entity Phone Fax Numbers [Line Items]    
City Area Code (315)  
Local Phone Number 636-6638  
Entity Listings [Line Items]    
Title of 12(b) Security N/A  
No Trading Symbol Flag true  
Security Exchange Name NONE  
Entity Common Stock, Shares Outstanding   100