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v3.22.1

Accumulated Other Comprehensive Loss - Amounts Reclassified out of Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Feb. 28, 2022 | Feb. 28, 2021 | Feb. 28, 2022 | Feb. 28, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |
Interest and foreign exchange | $ 11.8 | $ 9.6 | $ 24.4 | $ 20.7
Total before tax | (13.4) | 35.3 | (12.6) | 48.5
Income tax expense | 3.2 | (21.8) | 1.8 | (29.1)
Unrealized Gain (Loss) on Derivative Financial Instruments | Reclassification out of Accumulated Other Comprehensive loss |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |
Total before tax | 1.5 | 1.7 | 3.0 | 3.3
Income tax expense | (0.2) | (0.4) | (0.7) | (0.8)
Net of tax | 1.3 | 1.3 | 2.3 | 2.5
Unrealized Gain (Loss) on Derivative Financial Instruments | Reclassification out of Accumulated Other Comprehensive loss | Foreign Exchange Contracts |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |
Revenue and Cost of revenue | 0.2 | 0.4 | 0.4 | 0.7
Unrealized Gain (Loss) on Derivative Financial Instruments | Reclassification out of Accumulated Other Comprehensive loss | Interest rate swap contracts |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |
Interest and foreign exchange | $ 1.3 | $ 1.3 | $ 2.6 | $ 2.6

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