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Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2014 | Jul. 31, 2013 | Jul. 31, 2014 | Jul. 31, 2013
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Dollar Amount of Impairment | $ 100 |  | $ 100 |  | $ 200 |  | $ 1,600 |
Homebuilding [Member] | Northeast [Member] |  |  |  |  |  |  |  |
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Number of Communities |  |  | 1 |  | 1 |  | 3 |
Dollar Amount of Impairment |  |  | 100 |  | 100 |  | 1,600 | [1]
Pre-Impairment Value |  | [2] | 400 | [2] | 200 | [2] | 5,600 | [2]
Homebuilding [Member] | Mid-Atlantic [Member] |  |  |  |  |  |  |  |
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Number of Communities |  |  |  |  |  |  | 1 |
Dollar Amount of Impairment |  |  |  |  |  |  | 2 | [1]
Pre-Impairment Value |  | [2] |  | [2] |  | [2] | 100 | [2]
Homebuilding [Member] | Midwest [Member] |  |  |  |  |  |  |  |
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Number of Communities | 1 |  |  |  | 1 |  |  |
Dollar Amount of Impairment | 100 |  |  |  | 100 |  |  | [1]
Pre-Impairment Value | 500 | [2] |  | [2] | 500 | [2] |  | [2]
Homebuilding [Member] | Southeast [Member] |  |  |  |  |  |  |  |
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Number of Communities |  |  |  |  |  |  | 1 |
Dollar Amount of Impairment |  |  |  |  |  |  | 17 | [1]
Pre-Impairment Value |  | [2] |  | [2] |  | [2] | 400 | [2]
Homebuilding [Member] | Southwest [Member] |  |  |  |  |  |  |  |
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Dollar Amount of Impairment |  |  |  |  |  |  |  | [1]
Pre-Impairment Value |  | [2] |  | [2] |  | [2] |  | [2]
Homebuilding [Member] | West [Member] |  |  |  |  |  |  |  |
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Dollar Amount of Impairment |  |  |  |  |  |  |  | [1]
Pre-Impairment Value |  | [2] |  | [2] |  | [2] |  | [2]
Homebuilding [Member] |  |  |  |  |  |  |  |
Note 5 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |  |  |
Number of Communities | 1 |  | 1 |  | 2 |  | 5 |
Dollar Amount of Impairment | 100 |  | 100 |  | 200 |  | 1,600 | [1]
Pre-Impairment Value | $ 500 | [2] | $ 400 | [2] | $ 700 | [2] | $ 6,100 | [2]
[1] | During the nine months ended July 31, 2013, the Mid-Atlantic had an impairment totaling $2 thousand and the Southeast had an impairment totaling $17 thousand.
[2] | Represents carrying value, net of prior period impairments, if any, at the time of recording the applicable period's impairments.

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- Definition Number of communities and various other land parcels impacted by pretax, noncash inventory impairment charges. + 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 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: 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=6391110&loc=d3e2921-110230 + Details
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