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Other Income - Net (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Apr. 30, 2017
Apr. 30, 2016
Apr. 30, 2017
Apr. 30, 2016
Schedule of Equity Method Investments [Line Items]        
Income from Ancillary Businesses $ 4,549 $ 3,692 $ 6,846 $ 7,421
Land Sales $ 2,123 $ 2,901 146,837 13,592
Home Building Joint Venture Metro New York Four [Member]        
Schedule of Equity Method Investments [Line Items]        
Land Sales     $ 143,300  
Equity Method Investment, Ownership Percentage 20.00%   20.00%  
Security Monitoring Business [Member]        
Schedule of Equity Method Investments [Line Items]        
Income from Ancillary Businesses       $ 1,600