Summary of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The following tables summarize the financial assets and liabilities measured at fair value on a recurring basis as of March 31, 2022 and September 30, 2021:


	March 31, 2022
	Carrying Value		Level 1		Level 2		Level 3
Other assets:
Investments held by Rabbi Trust	$	13.1	$	13.1	$	—	$	—
Interest rate swap contracts		1.6		—		1.6		—
Total assets	$	14.7	$	13.1	$	1.6	$	—
Other liabilities:
Obligation to Rabbi Trust	$	13.1	$	13.1	$	—	$	—
Total liabilities	$	13.1	$	13.1	$	—	$	—


	September 30, 2021
	Carrying Value		Level 1		Level 2		Level 3
Other assets:
Investments held by Rabbi Trust	$	13.5	$	13.5	$	—	$	—
Fuel hedges		1.2		—		1.2		—
Total Assets	$	14.7	$	13.5	$	1.2	$	—
Other liabilities:
Interest rate swap contracts	$	3.6	$	—	$	3.6	$	—
Obligation to Rabbi Trust		13.5		13.5		—		—
Total Liabilities	$	17.1	$	13.5	$	3.6	$	—

Derivative Instruments Gain Loss [Line Items]

Summary of Effects on Consolidated Financial Statements of Designated As Cash Flow Hedges

The effects on the consolidated financial statements of the fuel swaps which were designated as cash flow hedges were as follows:


	Three Months Ended March 31,				Six Months Ended March 31,
	2022		2021		2022		2021
Income recognized in Other comprehensive income (loss)	$	—	$	1.9	$	0.2	$	1.8
Net gain (loss) reclassified from Accumulated other comprehensive income (loss) into Cost of services provided		—		0.4		1.5		(0.4	)