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Note 19 - Fair Value of Financial Instruments - Assets Measured at Fair Value on a Nonrecurring Basis (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2017 | Apr. 30, 2016 | Apr. 30, 2017 | Apr. 30, 2016
PreImpairment Value | $ 8,500 | $ 16,700 | $ 21,100 | $ 45,400
Total Losses | (1,500) | (5,400) | (4,200) | (15,100)
Sold and Unsold Homes and Lots Under Development [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] |  |  |  |
Fair Value of Inventory | 6,925 | 10,980 | 10,640 | 29,839
PreImpairment Value | 8,474 | 15,710 | 14,776 | 44,238
Total Losses | (1,549) | (4,730) | (4,136) | (14,399)
Land and Land Options Held for Future Development or Sale [Member] | Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] |  |  |  |
Fair Value of Inventory |  | 366 | 6,245 | 475
PreImpairment Value |  | 1,012 | 6,326 | 1,169
Total Losses |  | $ (646) | $ (81) | $ (694)

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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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- 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=84176398&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=98514028&loc=d3e3602-108585 + Details
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