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Compensation Plans - Remaining Unamortized Amounts (Details)
$ in Millions
3 Months Ended
Feb. 29, 2016
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Remaining Unamortized Amounts $ 612.1
Nonvested Share-Based Awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Remaining Unamortized Amounts $ 44.0
Weighted Average Vesting Period (in Years) 2 years
Restricted Cash Awards [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Remaining Unamortized Amounts $ 568.1
Weighted Average Vesting Period (in Years) 3 years