XML 108 R86.htm IDEA: XBRL DOCUMENT v3.5.0.2
Goodwill and Intangible Assets - Components of Intangible Assets (Details) - USD ($)
$ in Millions
Sep. 30, 2016
Sep. 30, 2015
Goodwill and Intangible Assets Disclosure [Abstract]    
Customer relationships, noncompete agreements and other $ 773.5 $ 761.1
Trademarks and tradenames (not subject to amortization) 131.6 131.4
Gross carrying amount 905.1 892.5
Accumulated amortization (324.8) (282.4)
Intangible assets, net $ 580.3 $ 610.1