XML 99 R128.htm IDEA: XBRL DOCUMENT v3.19.3
Share-Based Compensation (Compensation Cost Recognized in Income Statement) (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2017
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Before-Tax Share-Based Compensation $ 41.2 $ 38.8 $ 40.7
Discontinued Operations      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Before-Tax Share-Based Compensation 0.0 0.0 0.8
Continuing Operations      
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]      
Before-Tax Share-Based Compensation 41.2 38.8 39.9
Income Tax Benefit (9.7) (9.1) (14.0)
After-Tax Share-Based Compensation $ 31.5 $ 29.7 $ 25.9