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v3.22.2.2

Significant Accounting Policies - Components of Other Comprehensive Income Loss (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Aug. 31, 2022 | Aug. 31, 2021 | Aug. 31, 2020
Foreign currency translation adjustments - Net of Tax Amount |  |  |
Foreign currency translation adjustments | $ (33.3) | $ 13.3 | $ 11.9
Defined benefit pension plans - Net of Tax Amount |  |  |
Tax adjustments, after tax | (32.6) | 27.2 |
Total defined benefit plans, net - net of tax | 5.7 | 21.2 | 6.8
Other comprehensive (loss) income before tax | (26.0) | 43.1 | 20.8
Other comprehensive (loss) income, tax | (1.6) | (8.6) | (2.1)
Other comprehensive (loss) income items, net of tax | (27.6) | 34.5 | 18.7
Foreign Currency Items |  |  |
Foreign currency translation adjustments - Before Tax Amount |  |  |
Foreign currency translation adjustments | (33.3) | 13.3 | 11.9
Foreign currency translation adjustments - Tax (Expense) or Benefit |  |  |
Foreign currency translation adjustments | 0.0 | 0.0 | 0.0
Foreign currency translation adjustments - Net of Tax Amount |  |  |
Foreign currency translation adjustments | (33.3) | 13.3 | 11.9
Defined benefit pension plans - Net of Tax Amount |  |  |
Tax adjustments, after tax | (33.3) | 13.3 |
Other comprehensive (loss) income items, net of tax | (33.3) | 13.3 |
Tax adjustments |  |  |
Defined benefit pension plans - Before Tax Amounts |  |  |
Tax adjustments, before tax | 0.0 | 0.0 | 0.0
Defined benefit pension plans - Tax (Expense) or Benefit |  |  |
Tax adjustments | 0.0 | (3.2) | 0.0
Defined benefit pension plans - Net of Tax Amount |  |  |
Tax adjustments, after tax | 0.0 | (3.2) | 0.0
Actuarial gains (losses) |  |  |
Defined benefit pension plans - Before Tax Amounts |  |  |
Actuarial gains (losses) | 0.7 | 17.5 | (0.7)
Defined benefit pension plans - Tax (Expense) or Benefit |  |  |
Actuarial gains (losses) | 0.0 | (3.6) | 0.1
Defined benefit pension plans - Net of Tax Amount |  |  |
Actuarial gains (losses) | 0.7 | 13.9 | (0.6)
Prior service cost |  |  |
Defined benefit pension plans - Before Tax Amounts |  |  |
Amortization of Defined benefit pension items - Prior service cost | 2.9 | 2.9 | 4.0
Defined benefit pension plans - Tax (Expense) or Benefit |  |  |
Amortization of Defined benefit pension items - Prior service cost | (0.7) | (0.6) | (0.9)
Defined benefit pension plans - Net of Tax Amount |  |  |
Amortization of Defined benefit pension items - Prior service cost | 2.2 | 2.3 | 3.1
Actuarial losses |  |  |
Defined benefit pension plans - Before Tax Amounts |  |  |
Amortization of Defined benefit pension items - Actuarial losses | 3.3 | 5.5 | 5.6
Defined benefit pension plans - Tax (Expense) or Benefit |  |  |
Amortization of Defined benefit pension items - Actuarial losses | (0.8) | (1.2) | (1.3)
Defined benefit pension plans - Net of Tax Amount |  |  |
Amortization of Defined benefit pension items - Actuarial losses | 2.5 | 4.3 | 4.3
Settlement losses |  |  |
Defined benefit pension plans - Before Tax Amounts |  |  |
Amortization of Defined benefit pension items - Settlement losses | 0.4 | 3.9 | 0.0
Defined benefit pension plans - Tax (Expense) or Benefit |  |  |
Amortization of Defined benefit pension items - Settlement losses | (0.1) | 0.0 | 0.0
Defined benefit pension plans - Net of Tax Amount |  |  |
Amortization of Defined benefit pension items - Settlement losses | 0.3 | 3.9 | 0.0
Defined Benefit Pension Plans |  |  |
Defined benefit pension plans - Before Tax Amounts |  |  |
Total defined benefit plans, net - before tax | 7.3 | 29.8 | 8.9
Defined benefit pension plans - Tax (Expense) or Benefit |  |  |
Total defined benefit plans, net - tax | (1.6) | (8.6) | (2.1)
Defined benefit pension plans - Net of Tax Amount |  |  |
Tax adjustments, after tax | 0.7 | 13.9 |
Total defined benefit plans, net - net of tax | 5.7 | 21.2 | $ 6.8
Other comprehensive (loss) income items, net of tax | $ 5.7 | $ 21.2 |

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