Goodwill and Intangible Assets (Tables)

6 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Components of Company's Intangible Assets

Goodwill and intangible assets comprise the following:

	March 31, 2015			September 30, 2014			March 31, 2014
Goodwill (not subject to amortization)	$	2,731.2		$	2,833.4		$	2,886.0
Intangible assets:
Customer relationships, noncompete agreements and other	$	670.2		$	712.0		$	727.5
Accumulated amortization	(254.1		)	(263.8		)	(251.6		)
Intangible assets, net (definite-lived)	416.1			448.2			475.9
Trademarks and tradenames (indefinite-lived)	121.4			128.2			132.3
Total intangible assets, net	$	537.5		$	576.4		$	608.2