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v3.25.1

Accumulated Other Comprehensive Loss - Amounts Reclassified out of AOCL (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Feb. 28, 2025 | Feb. 29, 2024 | Feb. 28, 2025 | Feb. 29, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items] |  |  |  |
Interest and foreign exchange | $ 21.7 | $ 24.6 | $ 45.1 | $ 47.8
Total before tax | (61.9) | (38.9) | (150.3) | (80.6)
Income tax expense | 20.0 | 9.3 | 53.4 | 19.3
Unrealized Gain 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 | (4.2) | (5.0) | (8.6) | (9.4)
Income tax expense | 0.8 | 1.0 | 1.7 | 1.9
Net of tax | (3.4) | (4.0) | (6.9) | (7.5)
Unrealized Gain 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 | (1.1) | (0.8) | (1.5) | (0.9)
Unrealized Gain 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 | $ (3.1) | $ (4.2) | $ (7.1) | $ (8.5)

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