Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.3.1.900
Subsequent Events (Details) - USD ($)
Feb. 29, 2016
May. 31, 2015
Feb. 28, 2015
Subsequent Event [Line Items]      
Share repurchase program, authorized amount   $ 750,000,000 $ 250,000,000
Subsequent Event [Member]      
Subsequent Event [Line Items]      
Share repurchase program, authorized amount $ 400,000,000