Short-Term and Long-Term Debt (Tables)

3 Months Ended

Dec. 31, 2023

Debt Disclosure [Abstract]

Schedule of Carrying Values and Estimated Fair Values of Debt Instruments

The following table presents the carrying amounts and estimated fair values of Long-term debt in the Consolidated Balance Sheet (in millions):

	December 31, 2023				September 30, 2023
	Carrying Value		Fair Value		Carrying Value		Fair Value
Current portion of long-term debt	$	9.9	$	9.9	$	8.6	$	8.6
Long-term debt	2,863.0		2,623.1		2,862.9		2,442.6