Related Party Transactions (Tables)
 6 Months Ended
May 31, 2016
Related Party Transactions [Abstract]  
Summary of Interest Income, Other Revenues and Investment Income Attributable to Related Party Private Equity Funds
The following table presents other revenues and investment income (loss) related to net gains and losses on our investment in Private Equity Related Funds and service charges (in thousands):
 
Three Months Ended May 31,
 
Six Months Ended May 31,
 
2016
 
2015
 
2016
 
2015
Other revenues and investment income (loss)
$
(5,064
)
 
$
947

 
$
(7,712
)
 
$
(24,212
)
Service charges
207

 
225

 
336

 
459
Schedule of Revenue by Service
The following table presents the revenues earned by type of services provided (in thousands):
 
Three Months Ended May 31,
 
Six Months Ended May 31,
 
2016
 
2015
 
2016
 
2015
Investment banking and advisory
$
1,786

 
$
200

 
$
1,786

 
$
21,200

Asset management
29

 
119

 
145

 
303

Commissions and other fees
88

 
1

 
88

 
37