v3.25.2
Cover - shares
6 Months Ended
Jun. 30, 2025
Aug. 04, 2025
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2025  
Document Transition Report false  
Entity File Number 001-33626  
Entity Registrant Name GENPACT LIMITED  
Entity Incorporation, State or Country Code D0  
Entity Tax Identification Number 98-0533350  
Entity Address, Address Line One Canon's Court  
Entity Address, Address Line Two 22 Victoria Street  
Entity Address, City or Town Hamilton  
Entity Address, Postal Zip Code HM 12  
Entity Address, Country BM  
City Area Code 441  
Local Phone Number 298-3300  
Title of 12(b) Security Common shares, par value $0.01 per share  
Trading Symbol G  
Security Exchange Name NYSE  
Entity Interactive Data Current Yes  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   174,270,076
Amendment Flag false  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Entity Central Index Key 0001398659  
Current Fiscal Year End Date --12-31