Joint Ventures - Condensed Balance Sheets of Consolidated JV (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Equity Method Investments And Joint Ventures [Abstract]
Cash	$ 1,846	$ 668
Restricted cash	185	248
Other assets	400	542
Land under development	4,371	5,810
Total assets	6,802	7,268
Debt	1,258	3,365
Accrued expenses	1,475	862
Equity	4,069	3,041
Total liabilities and equity	$ 6,802	$ 7,268