Condensed Combined Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net Income	$ 98.8	$ 105.3
Other Comprehensive Loss
Foreign currency translation adjustments	(8.8)	0.1
Other Comprehensive Loss	(8.8)	0.1
Comprehensive Income	$ 90.0	$ 105.4