Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Schedule of stock-based compensation costs (Details)

v3.5.0.2
Share-Based Compensation - Schedule of stock-based compensation costs (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Compensation Related Costs [Abstract]        
Share-based compensation costs $ 2.5 $ 2.6 $ 6.2 $ 8.9
Less impact of income tax benefit 0.9 1.0 2.3 3.3
Share-based compensation costs, net of tax $ 1.6 $ 1.6 $ 3.9 $ 5.6