XML 25 R3.htm IDEA: XBRL DOCUMENT v3.5.0.2
Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Millions
Sep. 30, 2016
Sep. 30, 2015
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts $ 27.3 $ 29.7
Common stock, shares authorized (in shares) 450,000,000 450,000,000
Common stock, shares issued (in shares) 173,894,141 173,806,991