Variable Interest Entities and Joint Ventures (Details 2) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
The condensed balance sheet of the consolidated JV
Cash	$ 674	$ 358
Restricted cash	1,085	501
Other assets	126	126
Land under development	19,917	21,386
Total assets	21,802	22,371
Debt	5,685	7,592
Accrued expenses	113	59
Equity	16,004	14,720
Total liabilities and equity	$ 21,802	$ 22,371