Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical) (Unaudited)

v3.3.1.900
Consolidated Balance Sheets (Parenthetical) (Unaudited) - $ / shares
shares in Millions
Nov. 30, 2015
May. 31, 2015
Statement of Financial Position [Abstract]    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 600.0 600.0
Common stock, shares issued 360.9 361.2
Common stock, shares outstanding 360.9 361.2