Compensation Plans (Tables)
 6 Months Ended
May 31, 2016
Compensation Related Costs [Abstract]  
Schedule of Components of Compensation Cost
The components of total compensation cost associated with certain of our compensation plans are as follows (in millions):
 
Three Months Ended May 31,
 
Six Months Ended May 31,
 
2016
 
2015
 
2016
 
2015
Components of compensation cost:
 
 
 
 
 
 
 
Restricted cash awards
$
59.1

 
$
48.2

 
$
134.1

 
$
103.5

Restricted stock and RSUs (1)
6.3

 
14.5

 
11.4

 
40.0

Profit sharing plan
1.2

 
1.4

 
4.3

 
4.7

Total compensation cost
$
66.6

 
$
64.1

 
$
149.8

 
$
148.2

(1)
Total compensation cost associated with restricted stock and RSUs includes the amortization of sign-on, retention and senior executive awards, less forfeitures and clawbacks. Additionally, we recognize compensation cost related to the discount provided to employees in electing to defer compensation under the Deferred Compensation Plan.
Schedule of Remaining Unamortized Amounts Related to Certain Compensation Plans
Remaining unamortized amounts related to certain compensation plans at May 31, 2016 are as follows (dollars in millions):
 
Remaining Unamortized Amounts
 
Weighted Average Vesting Period
(in Years)
Non-vested share-based awards
$
37.7

 
2
Restricted cash awards
555.1

 
3
Total
$
592.8