v3.5.0.2
Document and Entity Information - shares
3 Months Ended
Aug. 31, 2016
Oct. 03, 2016
Document And Entity Information [Abstract]    
Entity Registrant Name GLOBAL PAYMENTS INC  
Entity Central Index Key 0001123360  
Current Fiscal Year End Date --05-31  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Aug. 31, 2016  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding (shares)   153,697,386