Derivative Instruments (Tables)

6 Months Ended

Feb. 29, 2024

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Fair Values of Derivative Instruments

Fair Values of Derivative Instruments

(in millions)

	Asset Derivatives					Liability Derivatives
		February 29, 2024		August 31, 2023			February 29, 2024		August 31, 2023
	Balance sheet location	Fair Value		Fair Value		Balance sheet location	Fair Value		Fair Value
Derivatives designated as hedging instruments
Foreign forward    exchange contracts	Accounts receivable, net	$	5.3	$	2.5	Accounts payable and accrued liabilities	$	0.1	$	0.1
Interest rate swap contracts	Accounts receivable, net		32.1		34.9	Accounts payable and accrued liabilities		0.1		0.1
		$	37.4	$	37.4		$	0.2	$	0.2
Derivatives not designated as hedging instruments
Foreign forward   exchange contracts	Accounts receivable, net	$	—	$	0.5	Accounts payable and accrued liabilities	$	—	$	—

Effect of Derivative Instruments on the Statements of Operations

The Effect of Derivative Instruments on the Statements of Income

(in millions)

Three months ended February 29, 2024 and February 28, 2023

Derivatives in cash flow hedging relationships	Location of gain (loss) recognized  in income on derivatives	Gain (loss) recognized in income on derivatives three months ended
		February 29, 2024		February 28, 2023
Foreign forward exchange contract	Interest and foreign exchange	$	—	$	(0.3	)

Derivatives in cash flow hedging relationships	Gain (loss) recognized in  OCI on derivatives three  months ended				Location of gain (loss) reclassified from accumulated OCI into income	Gain (loss) reclassified from accumulated OCI into income three months ended					Location of gain (loss) on derivatives (amount excluded  from effectiveness testing)	Gain (loss) recognized on  derivatives (amount excluded from  effectiveness testing) three months ended
	February 29, 2024		February 28, 2023			February 29, 2024		February 28, 2023				February 29, 2024		February 28, 2023
Foreign    forward    exchange    contracts	$	0.5	$	0.5	Revenue	$	0.8	$	(0.5	)	Revenue	$	0.6	$	0.5
Foreign    forward    exchange    contracts		0.2		0.8	Cost of revenue		—		0.4		Cost of    revenue		0.3		0.3
Interest rate    swap    contracts		2.9		8.6	Interest and foreign exchange		4.2		2.4		Interest and    foreign    exchange		—		—
	$	3.6	$	9.9		$	5.0	$	2.3			$	0.9	$	0.8

The Effect of Derivative Instruments on the Statements of Income

(in millions)

Six months ended February 29, 2024 and February 28, 2023

Derivatives in cash flow hedging relationships	Location of gain (loss) recognized in income on derivatives	Gain (loss) recognized in income on derivatives six months ended
		February 29, 2024		February 28, 2023
Foreign forward exchange contract	Interest and foreign exchange	$	0.2	$	(0.3	)

Derivatives in cash flow hedging relationships	Gain (loss) recognized in OCI on derivatives six months ended				Location of gain (loss) reclassified from accumulated OCI into income	Gain (loss) reclassified from accumulated OCI into income six months ended						Location of gain (loss) on derivatives (amount excluded from effectiveness testing)	Gain (loss) recognized on derivatives (amount excluded from effectiveness testing) six months ended
	February 29, 2024		February 28, 2023			February 29, 2024			February 28, 2023				February 29, 2024		February 28, 2023
Foreign    forward    exchange    contracts	$	2.9	$	2.0	Revenue	$	1.0		$	(0.9	)	Revenue	$	1.2	$	0.8
Foreign    forward    exchange    contracts		—		1.1	Cost of revenue		(0.1	)		0.6		Cost of    revenue		0.6		0.4
Interest rate    swap    contracts		6.0		19.0	Interest and foreign exchange		8.5			3.4		Interest and    foreign    exchange		—		—
	$	8.9	$	22.1		$	9.4		$	3.1			$	1.8	$	1.2

Effects of Cash Flow Hedges Included in Statements of Operations

The following table presents the amounts in the Condensed Consolidated Statements of Income in which the effects of the cash flow hedges are recorded and the effects of the cash flow hedge activity on these line items for the three months ended February 29, 2024 and February 28, 2023:

	For the Three Months Ended
	February 29, 2024				February 28, 2023
	Total		Amount of gain (loss) on cash flow hedge activity		Total		Amount of gain (loss) on cash flow hedge activity
Revenue	$	862.7	$	0.8	$	1,122.0	$	(0.5	)
Cost of revenue	$	740.5	$	—	$	1,005.2	$	0.4
Interest and foreign exchange	$	24.6	$	4.2	$	21.6	$	2.4

The following table presents the amounts in the Condensed Consolidated Statements of Income in which the effects of the cash flow hedges are recorded and the effects of the cash flow hedge activity on these line items for the six months ended February 29, 2024 and February 28, 2023:

	For the Six Months Ended
	February 29, 2024					February 28, 2023
	Total		Amount of gain (loss) on cash flow hedge activity			Total		Amount of gain (loss) on cash flow hedge activity
Revenue	$	1,671.5	$	1.0		$	1,888.5	$	(0.9	)
Cost of revenue	$	1,428.0	$	(0.1	)	$	1,702.2	$	0.6
Interest and foreign exchange	$	47.8	$	8.5		$	41.2	$	3.4