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Note 9 - Mortgage Loans Held for Sale (Details) - Loan Origination Reserves (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Apr. 30, 2014
Apr. 30, 2013
Apr. 30, 2014
Apr. 30, 2013
Loan Origination Reserves [Abstract]        
Loan origination reserves, beginning of period $ 10,719 $ 9,118 $ 11,036 $ 9,334
Provisions for losses during the period 466 709 867 1,335
Adjustments to pre-existing provisions for losses from changes in estimates (63) (61) (622) (253)
Payments/settlements (65)   (224) (650)
Loan origination reserves, end of period $ 11,057 $ 9,766 $ 11,057 $ 9,766