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Equipment, Furniture and Fixtures
3 Months Ended
Apr. 30, 2011
Equipment, Furniture and Fixtures [Abstract]  
EQUIPMENT, FURNITURE AND FIXTURES
(10) EQUIPMENT, FURNITURE AND FIXTURES
     As of the dates indicated, equipment, furniture and fixtures are comprised of the following (in thousands):
                 
    October 31,     April 30,  
    2010     2011  
Equipment, furniture and fixtures
  $ 360,908     $ 391,890  
Leasehold improvements
    49,595       52,130  
 
           
 
    410,503       444,020  
Accumulated depreciation and amortization
    (290,209 )     (317,621 )
 
           
 
  $ 120,294     $ 126,399  
 
           
     Depreciation of equipment, furniture and fixtures, and amortization of leasehold improvements was $13.5 million and $24.9 million for the first six months of fiscal 2010 and 2011, respectively.