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Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Other Comprehensive Income, Net of Tax (Details) - USD ($)
 3 Months Ended
Feb. 28, 2021
Feb. 29, 2020
Nov. 30, 2020
Other Comprehensive Income (Loss), Net of Tax [Abstract]      
Foreign currency translation adjustment (1) $ (124,900,000)   $ (174,000,000.0)
Unrealized gain (loss) on foreign currency exchange contracts (1,700,000)   (400,000)
Unamortized value of settled interest rate swaps 0   (100,000)
Pension and other postretirement costs (295,900,000)   (296,300,000)
Accumulated other comprehensive loss (422,500,000)   (470,800,000)
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]      
Reclassification adjustment from AOCI on derivatives, before tax (400,000) $ (500,000)  
Reclassification adjustment from AOCI on derivatives, tax 100,000 100,000  
Reclassification adjustment from AOCI on derivatives, net of tax (300,000) (400,000)  
Amortization adjustment from AOCI, pension and other postretirement benefit plans, for net prior service cost (credit), before tax [1] 0 (1,000,000.0)  
Reclassification adjustment from AOCI, pension and other postretirement benefit plans, for net gain (loss), before tax [1] 3,400,000 2,400,000  
Reclassification adjustment from AOCI, pension and other postretirement benefit plans, before tax 3,400,000 1,400,000  
Reclassification adjustment from AOCI, pension and other postretirement benefit plans, for net (gain) loss, tax (800,000) (300,000)  
Reclassification adjustment from AOCI, pension and other postretirement benefit plans, for net (gain) loss, net of tax 2,600,000 1,100,000  
Other Comprehensive Income, Other, Net of Tax 49,100,000    
Foreign currency translation adjustment (1) (124,900,000)   $ (174,000,000.0)
Interest rate contracts | Cash Flow Hedging | Interest Expense      
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]      
Reclassification adjustment from AOCI on derivatives, before tax (100,000) (100,000)  
Foreign exchange contracts | Cash Flow Hedging | Cost of Sales      
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]      
Reclassification adjustment from AOCI on derivatives, before tax (300,000) $ (400,000)  
Cross currency contracts      
Other Comprehensive Income (Loss), Net of Tax [Abstract]      
Foreign currency translation adjustment (1) 2,000,000.0    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]      
Foreign currency translation adjustment (1) $ 2,000,000.0    
[1] This accumulated other comprehensive income (loss) component, including settlement losses, is included in the computation of total pension expense and other postretirement benefits expense (refer to note 7 for additional details).