XML 47 R34.htm IDEA: XBRL DOCUMENT v3.7.0.1
Visa Europe - Pro Forma Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2017
Mar. 31, 2016
Sep. 30, 2014
Business Acquisition [Line Items]          
Revenues $ 4,477,000,000 $ 3,626,000,000 $ 8,938,000,000 $ 7,191,000,000  
Net income $ 430,000,000 1,707,000,000 $ 2,500,000,000 3,648,000,000  
Fair value of the Visa Europe put option liability         $ 0
Visa Europe          
Business Acquisition [Line Items]          
Net operating revenues   3,935,000,000   7,899,000,000  
Net income   $ 1,679,000,000   $ 3,456,000,000  
Diluted earnings per share (in USD per share)   $ 0.68   $ 1.39  
Senior Notes | Visa Europe          
Business Acquisition [Line Items]          
Debt issued   $ 16,000,000,000   $ 16,000,000,000  
Visa Europe put option          
Business Acquisition [Line Items]          
Revaluation of the Visa Europe put option       $ (255,000,000)