Summary of Significant Accounting Policies - Basis of Presentation (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Basis of Presentation
Homebuilding Expenses	$ 151,382	$ 63,232	$ 250,379	$ 107,822
Selling, general and administrative expenses	25,771	15,922	46,155	29,301
Prepaid expenses and other assets	14,255		14,255		$ 17,144
Senior notes, net	$ 309,856		$ 309,856		320,846
Restatement Adjustment
Basis of Presentation
Homebuilding Expenses		(11,600)		(21,400)
Selling, general and administrative expenses		$ 11,600		$ 21,400
Restatement Adjustment | Accounting Standards Update No. 2015-03, Interest-Imputation of Interest
Basis of Presentation
Prepaid expenses and other assets					(5,900)
Senior notes, net					$ (5,900)