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Other Income - Net (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Apr. 30, 2016
Apr. 30, 2015
Apr. 30, 2016
Apr. 30, 2015
Schedule of Equity Method Investments [Line Items]        
Income from Ancillary Businesses $ 3,692 $ 2,886 $ 7,421 $ 13,725
Land Sales $ 2,901 $ 22,725 $ 13,592 126,746
Home Building Joint Venture Metro New York Three [Member]        
Schedule of Equity Method Investments [Line Items]        
Land Sales       78,500
Equity Method Investment, Ownership Percentage 25.00%   25.00%  
Deferred gain on land sale to joint venture 9,260
Security Monitoring Business [Member]        
Schedule of Equity Method Investments [Line Items]        
Income from Ancillary Businesses $ 1,600     $ 8,100