Equipment, Building, Furniture and Fixtures (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2018
Oct. 31, 2017
Oct. 31, 2016
Property, Plant and Equipment, Net [Abstract]      
Equipment, building, furniture and fixtures, gross $ 670,877 $ 650,916  
Accumulated depreciation and amortization (378,810) (342,451)  
Equipment, building, furniture and fixtures, net 292,067 308,465  
Equipment Furniture Fixtures And Leasehold Improvements      
Equipment, furniture and fixtures (Textuals) [Abstract]      
Depreciation of equipment, furniture and fixtures, and amortization of leasehold improvements 75,300 67,200 $ 52,700
Equipment, furniture and fixtures      
Property, Plant and Equipment, Net [Abstract]      
Equipment, building, furniture and fixtures, gross 504,714 486,451  
Building subject to capital lease      
Property, Plant and Equipment, Net [Abstract]      
Equipment, building, furniture and fixtures, gross 71,968 76,702  
Leasehold improvements      
Property, Plant and Equipment, Net [Abstract]      
Equipment, building, furniture and fixtures, gross $ 94,195 $ 87,763