CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Millions	Sep. 30, 2015	Sep. 30, 2014
CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED)
Allowance for doubtful accounts	$ 1.4	$ 2.4
Accumulated depreciation and amortization	191.4	171.3
Finite-Lived Intangible Assets, Accumulated amortization	$ 495.7	$ 511.3
Preferred stock par value per share	$ 0.01	$ 0.01
Preferred stock shares authorized	5,000,000	5,000,000
Common stock par value per share	$ 0.01	$ 0.01
Common stock shares authorized	95,000,000	95,000,000
Common stock shares issued	58,367,468	57,776,336
Common stock shares outstanding	55,895,969	55,364,617
Treasury stock shares	2,471,499	2,411,719