Annual report pursuant to Section 13 and 15(d)

Selected Quarterly Financial Data (Unaudited) (Details Textual)

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Selected Quarterly Financial Data (Unaudited) (Details Textual) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Sep. 30, 2012
South Edge guarantee [Member]
Dec. 31, 2011
Real estate inventory impairments [Member]
Dec. 31, 2012
Real estate inventory impairments [Member]
Dec. 31, 2011
Real estate inventory impairments [Member]
Dec. 31, 2010
Real estate inventory impairments [Member]
Dec. 31, 2011
Terminated option/purchase contracts and related pre-acquisition costs [Member]
Dec. 31, 2012
Terminated option/purchase contracts and related pre-acquisition costs [Member]
Dec. 31, 2011
Terminated option/purchase contracts and related pre-acquisition costs [Member]
Dec. 31, 2010
Terminated option/purchase contracts and related pre-acquisition costs [Member]
Dec. 31, 2011
Impairments of land held for sale [Member]
Dec. 31, 2012
Impairments of land held for sale [Member]
Dec. 31, 2011
Impairments of land held for sale [Member]
Dec. 31, 2010
Impairments of land held for sale [Member]
Selected Quarterly Financial Information [Line Items]                                  
Impairment of real estate inventory   $ 2,009 $ 15,324 $ 6,746   $ 4,029 [1] $ 994 [1] $ 6,103 [1] $ 5,404 [1] $ 2,667 $ 346 $ 2,767 $ 1,030 $ 6,327 $ 669 $ 6,454 $ 17
Legal reserves 16,067 16,067 10,157   8,700                        
Income tax expense (benefit) 8,400 (76,309) 730 (4,666)                          
Deferred tax asset valuation reversal $ (79,900) $ 77,974 $ 0 $ 0                          
[1] Included in the real estate inventory impairments are impairments of individual homes in a community where the underlying community was not also impaired, as follows (in thousands): Years Ended December 31, 2012 2011 2010Individual home impairments: West $732 $1,134 $1,535Central 90 715 1,651East 172 341 321Total $994 $2,190 $3,507