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Note 20 - Fair Value of Financial Instruments (Details) - Financial Instruments Measured at Fair Value on a Recurring Basis - USD ($) $ in Thousands | Jan. 31, 2016 | Oct. 31, 2015
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Note 20 - Fair Value of Financial Instruments (Details) - Financial Instruments Measured at Fair Value on a Recurring Basis [Line Items] |  |  |
Total |  | $ 164,961 | $ 130,320
Fair Value, Inputs, Level 2 [Member] | Interest Rate Lock Commitments [Member] | Fair Value, Measurements, Recurring [Member] |  |  |
Note 20 - Fair Value of Financial Instruments (Details) - Financial Instruments Measured at Fair Value on a Recurring Basis [Line Items] |  |  |
Derivative Fair Value |  | 401 | (7)
Fair Value, Inputs, Level 2 [Member] | Forward Contracts [Member] | Fair Value, Measurements, Recurring [Member] |  |  |
Note 20 - Fair Value of Financial Instruments (Details) - Financial Instruments Measured at Fair Value on a Recurring Basis [Line Items] |  |  |
Derivative Fair Value |  | (634) | 509
Fair Value, Inputs, Level 2 [Member] | Portion at Fair Value Measurement [Member] | Fair Value, Measurements, Recurring [Member] |  |  |
Note 20 - Fair Value of Financial Instruments (Details) - Financial Instruments Measured at Fair Value on a Recurring Basis [Line Items] |  |  |
Mortgage loans held for sale (1) | [1] | $ 165,194 | $ 129,818
[1] | The aggregate unpaid principal balance was $153.1 million and $122.7 million at January 31, 2016 and October 31, 2015, respectively.

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