Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.5.0.2
Consolidated Balance Sheets (Parenthetical) - $ / shares
May 31, 2016
May 31, 2015
Stockholders' equity    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 600,000,000 600,000,000
Common stock, shares issued 360,400,000 361,200,000
Common stock, shares outstanding 360,400,000 361,200,000