v3.3.1.900
Document and Entity Information - shares
9 Months Ended
Feb. 29, 2016
Mar. 23, 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 Feb. 29, 2016  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Entity Common Stock, Shares Outstanding (shares)   129,259,333