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Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Oct. 31, 2013 | Oct. 31, 2012 | Oct. 31, 2011
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Dollar Amount of Impairment | $ 2,400 |  | $ 9,800 |  | $ 77,500 |
Homebuilding [Member] | Northeast [Member] |  |  |  |  |  |
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Number of Communities | 4 |  | 10 |  | 11 |
Dollar Amount of Impairment | 2,400 | [1] | 2,800 | [1] | 54,900 | [1]
Pre-Impairment Value | 7,700 | [2] | 19,600 | [2] | 179,900 | [2]
Homebuilding [Member] | Mid-Atlantic [Member] |  |  |  |  |  |
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Number of Communities | 1 |  | 3 |  | 5 |
Dollar Amount of Impairment | 2 | [1] | 400 | [1] | 3,400 | [1]
Pre-Impairment Value | 100 | [2] | 800 | [2] | 17,300 | [2]
Homebuilding [Member] | Midwest [Member] |  |  |  |  |  |
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Number of Communities |  |  | 2 |  | 7 |
Dollar Amount of Impairment |  | [1] | 1,600 | [1] | 1,100 | [1]
Pre-Impairment Value |  | [2] | 4,500 | [2] | 4,200 | [2]
Homebuilding [Member] | Southeast [Member] |  |  |  |  |  |
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Number of Communities | 1 |  | 12 |  | 11 |
Dollar Amount of Impairment | 17 | [1] | 2,800 | [1] | 1,500 | [1]
Pre-Impairment Value | 400 | [2] | 8,300 | [2] | 5,100 | [2]
Homebuilding [Member] | Southwest [Member] |  |  |  |  |  |
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Number of Communities |  |  |  |  | 1 |
Dollar Amount of Impairment |  | [1] |  | [1] | 100 | [1]
Pre-Impairment Value |  | [2] |  | [2] | 300 | [2]
Homebuilding [Member] | West [Member] |  |  |  |  |  |
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Number of Communities |  |  | 5 |  | 6 |
Dollar Amount of Impairment |  | [1] | 2,200 | [1] | 16,500 | [1]
Pre-Impairment Value |  | [2] | 4,900 | [2] | 45,200 | [2]
Homebuilding [Member] |  |  |  |  |  |
Note 13 - Reduction of Inventory to Fair Value (Details) - Inventory Impairments by Homebuilding Segment [Line Items] |  |  |  |  |  |
Number of Communities | 6 |  | 32 |  | 41 |
Dollar Amount of Impairment | 2,400 | [1] | 9,800 | [1] | 77,500 | [1]
Pre-Impairment Value | $ 8,200 | [2] | $ 38,100 | [2] | $ 252,000 | [2]
[1] | During year ended October 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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