Land and Other Inventories (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Inventory, Land Held for Development and Sale	$ 21,385		$ 21,385		$ 20,844
Land and other inventories	496,910		496,910		383,184
Interest Expense
Interest incurred	6,788	$ 2,356	13,501	$ 4,687
Interest capitalized	(4,382)	(2,356)	(7,838)	(4,576)
Interest expense	2,406	$ 0	5,663	$ 111
Primary residential [Member]
Property, Plant and Equipment [Line Items]
Land developed and in process of development	315,060		315,060		269,764
Homes completed or under construction	$ 160,465		$ 160,465		$ 92,576