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Real Estate and Capitalized Interest (Details 3) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Summary of capitalized interest        
Capitalized interest, beginning of period $ 15,908 $ 12,309 $ 14,810 $ 11,679
Interest incurred 11,318 10,848 22,165 21,697
Interest expense (6,338) (7,496) (13,709) (15,519)
Interest amortized to cost of home, land closings and impairments (3,052) (2,456) (5,430) (4,652)
Capitalized interest, end of period $ 17,836 $ 13,205 $ 17,836 $ 13,205