Intangible Assets (Tables)
6 Months Ended
Apr. 30, 2013
Intangible Assets Disclosure Table [Abstract]  
Schedule of the carrying amounts of intangible assets
April 30, 2013       
(dollars in thousands) Gross carrying amountAccumulated amortizationNet carrying amount
        
Amortizing intangible assets:       
Client relationships acquired $ 133,927$ (63,083)$70,844
Intellectual property acquired   1,000  (158) 842
Trademark acquired   900  (43) 857
        
Non-amortizing intangible assets:       
Mutual fund management contract acquired  6,708  - 6,708
Total $142,535$(63,284)$79,251

October 31, 2012       
(dollars in thousands) Gross carrying amountAccumulated amortizationNet carrying amount
        
Amortizing intangible assets:       
Client relationships acquired $ 110,327$(58,681)$51,646
Intellectual property acquired   1,000 (126) 874
        
Non-amortizing intangible assets:       
Mutual fund management contract acquired   6,708  -  6,708
Total $ 118,035$(58,807)$ 59,228
Schedule of expected amortization expense for the next five fiscal years
 Year Ending October 31,  Estimated Amortization
 (in thousands)  Expense
 Remaining 2013$ 4,717
 2014  9,408
 2015  9,183
 2016  8,741
 2017  8,628
 2018  8,188