Variable Interest Entities and Joint Ventures (Details 1) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
The condensed balance sheet of the consolidated JV
Cash	$ 462	$ 358
Restricted Cash	503	501
Other Assets	125	126
Land under development	19,092	21,386
Total assets	20,182	22,371	70,430
Debt	4,983	7,592
Accrued expenses	108	59
Equity	15,091	14,720
Total liabilities and shareholders' equity	$ 20,182	$ 22,371