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Inventory - Narrative (Details) (USD $) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jun. 30, 2014 home | Jun. 30, 2013 | Jun. 30, 2014 home | Jun. 30, 2013 | Sep. 30, 2013 home
Real Estate Properties [Line Items] |  |  |  |  |
Number of substantially completed homes | 137 |  | 137 |  | 113
Total value of substantially completed homes | $ 30,000,000 |  | $ 30,000,000 |  | $ 30,700,000
Inventory Impairment and Option Contract Abandonment | 0 | 0 | 0 | 0 |
Number of Homes Remaining to be Sold, Community Watchlist Minimum |  |  | 10 |  |
Continuing Operations [Member] |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |
Lot option abandonments | 1,809,000 | 0 | 2,661,000 | 392,000 |
Southeast Segment | Continuing Operations [Member] |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |
Lot option abandonments | 1,653,000 | 0 | 2,505,000 | 268,000 |
Wetlands Permitting Issues [Member] | Southeast Segment | Continuing Operations [Member] |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |
Lot option abandonments | $ 1,700,000 |  | $ 1,700,000 |  |

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