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Employee Benefit And Retirement Plans - Components of Pension Expense of Defined benefit plans (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Aug. 31, 2024
Aug. 31, 2023
Aug. 31, 2024
Aug. 31, 2023
United States pension        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 0.3 $ 0.5 $ 1.1 $ 1.5
Interest costs 9.4 9.0 28.0 27.1
Expected return on plan assets (9.9) (10.6) (29.7) (31.8)
Amortization of prior service costs 0.2 0.2 0.4 0.4
Amortization of net actuarial losses (gains) (0.1) 0.1 (0.3) 0.2
Total pension expense (0.1) (0.8) (0.5) (2.6)
International pension        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 0.1 0.2 0.4 0.5
Interest costs 2.6 2.5 7.9 7.3
Expected return on plan assets (4.0) (3.9) (12.0) (11.3)
Amortization of prior service costs 0.1 0.0 0.1 0.1
Amortization of net actuarial losses (gains) (0.1) 0.0 (0.2) (0.1)
Total pension expense (1.3) (1.2) (3.8) (3.5)
Other postretirement benefits        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 0.2 0.4 0.6 1.0
Interest costs 0.6 0.7 1.8 1.9
Expected return on plan assets 0.0 0.0 0.0 0.0
Amortization of prior service costs 0.0 (0.1) (0.2) (0.3)
Amortization of net actuarial losses (gains) (0.7) (0.6) (2.0) (1.6)
Other Postretirement Benefits Cost (Reversal of Cost) $ 0.1 $ 0.4 $ 0.2 $ 1.0