|
Consolidated Funds (Details) (USD $)
In Thousands, unless otherwise specified |
Apr. 30, 2013
Number
|
Oct. 31, 2012
|
Apr. 30, 2012
Number
|
|---|---|---|---|
| Schedule Of Consolidated Funds [Line Items] | |||
| Investments | $ 542,058 | $ 486,933 | |
| Other assets | 52,166 | 89,122 | |
| Other liabilities | 72,905 | 91,785 | |
| Redeemable non-controlling interests | 121,252 | 98,765 | |
| Number of deconsolidated sponsored funds | 3 | 3 | |
|
Consolidated Sponsored Funds [Member]
|
|||
| Schedule Of Consolidated Funds [Line Items] | |||
| Investments | 243,657 | 157,405 | |
| Other assets | 7,329 | 5,594 | |
| Other liabilities | 18,328 | 16,928 | |
| Redeemable non-controlling interests | 55,114 | 20,072 | |
| Net interest in consolidated sponsored funds | $ 177,544 | $ 125,999 |