Annual report pursuant to Section 13 and 15(d)

Other Income (Expense), Net (Details)

v3.21.2
Other Income (Expense), Net (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2019
Other Nonoperating Income (Expense) [Abstract]      
Interest income $ 3.4 $ 3.2 $ 1.1
Foreign currency exchange gain, net 0.1 1.2 0.2
(Loss) gain on settlement of interest rate swaps 0.0 0.0 (6.4)
Other, net (3.2) (0.4) (1.6)
Other income (expense), net $ 0.3 $ 4.0 $ (6.7)