Interest Expense, Net (Tables)

6 Months Ended

Mar. 31, 2023

Interest Income (Expense), Net [Abstract]

Summary of Components of Interest Expense, Net

The components of interest expense, net are as follows (in millions):

	Three Months Ended						Six Months Ended
	March 31,						March 31,
	2023			2022			2023			2022
Interest expense	$	(134.3	)	$	(84.9	)	$	(253.2	)	$	(183.2	)
Interest income		25.9			12.4			47.5			24.0
Interest expense, net	$	(108.4	)	$	(72.5	)	$	(205.7	)	$	(159.2	)