Investments (Tables)

3 Months Ended

Dec. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Investments

Our investments consist of (in millions):

	December 31, 2022		September 30, 2022
Fixed income securities	$	12.4	$	12.6
Equity securities (level 1)	925.0		928.8
Equity securities (other)	76.4		76.4
Other	56.2		50.8
Total investments	1,070.0		1,068.6
Less: Short-term investments (1)	(12.4)		(12.6)
Long-term investments	$	1,057.6	$	1,056.0

(1) Short-term investments are included in Other current assets in the Consolidated Balance Sheet.

Gain (Loss) on Securities

We record gains and losses on investments within the Change in fair value of investments line in the Consolidated Statement of Operations. The gains and losses on investments we recorded for the following periods were (in millions):

	Three Months Ended December 31,
	2022		2021
Net gain on equity securities (level 1)	$	141.0	$	14.4
Equity method loss on Other investments	(0.4)		(6.8)
Change in fair value of investments	140.6		7.6
Total net unrealized gain on equity securities	$	107.1	$	14.4