Investment and Other Income (Losses), Net (Tables)

12 Months Ended

Sep. 30, 2021

Other Income and Expenses [Abstract]

Schedule of investment and other income (losses), net

Investment and other income (losses), net consisted of the following:  

(in millions)
for the fiscal years ended September 30,	2021		2020		2019
Dividend income	$	8.8	$	48.9	$	97.0
Interest income	8.8		14.3		31.0
Gains (losses) on investments, net	90.9		(16.8)		(9.7)
Income (losses) from investments in equity method investees	154.3		(98.1)		(10.4)
Gains (losses) on derivatives, net	(23.2)		3.0		—
Rental income	28.8		30.0		19.8
Foreign currency exchange (losses) gains, net	(11.9)		(22.3)		13.1
Other, net	8.2		2.6		0.6
Investment and Other Income (Losses), Net	$	264.7	$	(38.4)	$	141.4