Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Equity in net income of unconsolidated joint ventures	$ 201	$ 3,947	$ 507	$ 3,940
(Provision) benefit for income taxes	(988)	(1,495)	$ (1,512)	$ (1,253)
Federal Statutory Income Tax Rate, Percent			35.00%
Gain on Fair Value Remeasurement [Member]
Equity in net income of unconsolidated joint ventures	100	500
(Provision) benefit for income taxes			$ 600
Gain on Joint Venture Closeout [Member] [Member]
Equity in net income of unconsolidated joint ventures	$ 300	$ 1,100