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v3.23.4

Accumulated Other Comprehensive Loss - Amounts Reclassified out of Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Nov. 30, 2023 | Nov. 30, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |
Interest and foreign exchange | $ 23.2 | $ 19.6
Total before tax | (41.7) | 24.4
Tax expense | 10.0 | (3.8)
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 | (4.4) | (0.8)
Tax expense | 0.9 | 0.3
Net of tax | (3.5) | (0.5)
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 | 0.1 | 0.2
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 | $ (4.3) | $ (1.0)

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