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Note 5 (Details) - Inventory Impairments by Homebuilding Segment (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 9 Months Ended
Jul. 31, 2013
Jul. 31, 2012
Jul. 31, 2013
Jul. 31, 2012
Note 5 (Details) - Inventory Impairments by Homebuilding Segment [Line Items]        
Number of Communities 1 3 5 20
Dollar Amount of Impairment $ 100 $ 200 $ 1,600 [1] $ 5,400
Pre-Impairment Value 400 [2] 600 [2] 6,100 [2] 24,100 [2]
Northeast [Member]
        
Note 5 (Details) - Inventory Impairments by Homebuilding Segment [Line Items]        
Number of Communities 1 1 3 6
Dollar Amount of Impairment 100 100 1,600 [1] 2,500
Pre-Impairment Value 400 [2] 300 [2] 5,600 [2] 16,400 [2]
Mid-Atlantic [Member]
        
Note 5 (Details) - Inventory Impairments by Homebuilding Segment [Line Items]        
Number of Communities     1 3
Dollar Amount of Impairment        [1] 400
Pre-Impairment Value    [2]    [2] 100 [2] 800 [2]
Midwest [Member]
        
Note 5 (Details) - Inventory Impairments by Homebuilding Segment [Line Items]        
Number of Communities       1
Dollar Amount of Impairment        [1] 100
Pre-Impairment Value    [2]    [2]    [2] 1,100 [2]
Southeast [Member]
        
Note 5 (Details) - Inventory Impairments by Homebuilding Segment [Line Items]        
Number of Communities   2 1 10
Dollar Amount of Impairment   100    [1] 2,400
Pre-Impairment Value    [2] 300 [2] 400 [2] 5,800 [2]
Southwest [Member]
        
Note 5 (Details) - Inventory Impairments by Homebuilding Segment [Line Items]        
Dollar Amount of Impairment        [1]  
Pre-Impairment Value    [2]    [2]    [2]    [2]
West [Member]
        
Note 5 (Details) - Inventory Impairments by Homebuilding Segment [Line Items]        
Dollar Amount of Impairment        [1]  
Pre-Impairment Value    [2]    [2]    [2]    [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.