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Credit Facility, Senior Notes and Mortgage Company Loan Facility Mortgage Company Loan Facility (Details Textual 3) (USD $)
3 Months Ended
Jan. 31, 2014
Oct. 31, 2013
Jan. 31, 2014
Mortgage Credit Facility [Member]
Line of Credit Facility [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity     $ 50,000,000
Mortgage Loan Facility Maximum Borrowing Capacity Increased     75,000,000
Interest Rate on Loan Commitments in Addition to Libor     2.00%
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum     3.00%
Mortgage company warehouse loan $ 51,470,000 $ 75,000,000