v2.4.0.8
Employee Purchased Shares (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2012
Employee Stock Purchase Plan [Line Items]      
Shares purchased 18 20 20
Average price per share $ 33.60 $ 26.81 $ 25.03