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Note 4 - Reduction of Inventory to Fair Value (Details Textual) | 3 Months Ended |
--- | --- | ---
Jan. 31, 2017 USD ($) | Jan. 31, 2016 USD ($) | Oct. 31, 2016 USD ($)
Number of Communities Evaluated for Impairment | 390 | 512 |  |
Number of Communities Performed Detailed Impairment Calculations | 6 | 11 |  |
Carrying Value of Communities Tested for Impairment | $ 13,800,000 | $ 46,200,000 |  |
Number of Communities Tested for Impairment for Which Undiscounted Future Cash Flow Only Exceeded Carrying Amount By Less Than 20 Percent | 1 | 4 |  |
Carrying Value of Communities Tested for Impairment for Which Undiscounted Future Cash Flow Only Exceeded Carrying Amount by Less than 20 Percent | $ 1,200,000 | $ 17,300,000 |  |
Percentage Undiscounted Cash Flow Exceeds Carrying Amount | 20.00% |  |  |
Impairment of Real Estate | $ 2,700,000 | $ 9,700,000 |  |
Homebuilding [Member] |  |  |  |
Number of Communities Impaired | 5 | 6 |  |
Impairment of Real Estate | $ 2,700,000 | $ 9,700,000 |  |
PreImpairment Value | 12,600,000 | 28,700,000 |  |
Land Option Write Offs | $ 500,000 | $ 2,000,000 |  |
Number of Walk Away Lots | 1,061 | 1,256 |  |
Number of Previously Mothballed Communities Sold During the Period | 1 |  |  |
Number of Communities Mothballed | 28 | 29 |  |
Inventory Real Estate Mothballed Communities | $ 69,300,000 | $ 74,400,000 |  |
Inventory Real Estate Mothballed Communities Accumulated Impairment Charges | 268,000,000 | $ 296,300,000 |  |
Liabilities from Inventory Real Estate Not Owned | $ 124,394,000 |  | $ 150,179,000 | [1]
Number of Communities Mothballed During the Period | 0 |  |  |
Number of Mothballed Communities Reactivated | 0 |  |  |
Inventory Real Estate Specific Performance Options | $ 0 |  | 0 |
Homebuilding [Member] | Model Sale Leaseback Financing Arrangements [Member] |  |  |  |
Inventory Real Estate, Other Options | 75,500,000 |  | 79,200,000 |
Liabilities from Inventory Real Estate Not Owned | 66,300,000 |  | 69,700,000 |
Homebuilding [Member] | Land Banking Arrangement [Member] |  |  |  |
Inventory Real Estate, Other Options | 96,100,000 |  | 129,500,000 |
Liabilities from Inventory Real Estate Not Owned | $ 58,100,000 |  | $ 80,500,000 |
Homebuilding [Member] | Real Estate Inventory [Member] |  |  |  |
Fair Value Inputs, Discount Rate |  | 0.00% |  |
Number of Communities Impaired |  | 6 |  |
Homebuilding [Member] | Real Estate Inventory [Member] | Minimum [Member] |  |  |  |
Fair Value Inputs, Discount Rate | 18.30% |  |  |
Homebuilding [Member] | Real Estate Inventory [Member] | Maximum [Member] |  |  |  |
Fair Value Inputs, Discount Rate | 19.80% |  |  |
[1] | Derived from the audited balance sheet as of October 31, 2016.

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- Definition The aggregate carrying value of communities for which detailed impairment calculatons were performed. + References No definition available. + Details
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- Definition The aggregate carrying value of communities tested for impairment which had undiscounted future cash flow that only exceeded the carrying amount by less than 20%. + References No definition available. + Details
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