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Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2015 | Jul. 31, 2014 | Jul. 31, 2015 | Jul. 31, 2014
Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Pre-Impairment Amount |  | $ 500,000 | $ 16,700,000 | $ 700,000
Total Losses | $ 0 | (100,000) | (4,400,000) | (200,000)
Fair Value, Inputs, Level 3 [Member] | Sold and Unsold Homes and Lots Under Development [Member] | Fair Value, Measurements, Nonrecurring [Member] |  |  |  |
Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Pre-Impairment Amount |  | 469,000 | 16,756,000 | 469,000
Total Losses |  | (70,000) | (4,466,000) | (70,000)
Fair Value |  | $ 399,000 | $ 12,290,000 | 399,000
Fair Value, Inputs, Level 3 [Member] | Land and Land Options Held for Future Development or Sale [Member] | Fair Value, Measurements, Nonrecurring [Member] |  |  |  |
Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Pre-Impairment Amount |  |  |  | 236,000
Total Losses |  |  |  | (82,000)
Fair Value |  |  |  | $ 154,000

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- Definition This element represents the fair value of inventory whose carrying value was adjusted to fair value during the period. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Book value of inventory prior to current period impairment charge. + References No definition available. + Details
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- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51719941&loc=d3e2921-110230 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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