Financial Derivatives (Tables)

9 Months Ended

Jun. 30, 2021

Derivative Instruments And Hedging Activities Disclosure [Abstract]

Summary of Combined Fair Values, Net of Tax of Interest Rate Derivative Instruments

The Company records any differences paid or received on its interest rate hedges to interest expense, financing costs and other. The following table summarizes the combined fair values, net of tax, of the interest rate derivative instruments (in millions):

Instrument	Fair Value Hierarchy	June 30, 2021			September 30, 2020			June 30, 2020
Designated interest rate swaps1	Level 2	$	(8.9	)	$	(15.0	)	$	(16.3	)

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^{1 Assets are included in the consolidated balance sheets in prepaid expenses and other current assets, while liabilities are included in accrued expenses.}

Summary of Amounts of Gain (Loss) on Interest Rate Derivative Instruments Recognized in Other Comprehensive Income

The following table summarizes the amounts of gain (loss) on the interest rate derivative instruments recognized in other comprehensive income (in millions):

	Three Months Ended June 30,					Nine Months Ended June 30,
Instrument	2021		2020			2021		2020
Designated interest rate swaps	$	1.0	$	(1.3	)	$	6.1	$	(14.6	)