v2.4.0.8
Document and Entity Information
3 Months Ended
Dec. 31, 2013
Jan. 24, 2014
Class A
Jan. 24, 2014
Class B
Jan. 24, 2014
Class C
Entity Registrant Name VISA INC.      
Entity Central Index Key 0001403161      
Current Fiscal Year End Date --09-30      
Entity Filer Category Large Accelerated Filer      
Document Type 10-Q      
Document Period End Date Dec. 31, 2013      
Document Fiscal Year Focus 2014      
Document Fiscal Period Focus Q1      
Amendment Flag false      
Entity Common Stock, Shares Outstanding   504,306,404 245,513,385 26,047,808