Investments in Partnerships and LLCs (Details) (USD $) In Thousands, unless otherwise specified									9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 EM 646 [Member]	May 14, 2014 EM 646 [Member]	Dec. 31, 2013 EM 646 [Member]	Sep. 30, 2014 EM 646 [Member] Minimum [Member]	Sep. 30, 2014 EM 646 [Member] Maximum [Member]	Mar. 31, 2014 Variable Interest Entity, Primary Beneficiary [Member]	Sep. 30, 2014 Variable Interest Entity, Not Primary Beneficiary [Member]	Sep. 30, 2013 Variable Interest Entity, Not Primary Beneficiary [Member]	Dec. 31, 2013 Variable Interest Entity, Not Primary Beneficiary [Member]
Noncontrolling Interest [Line Items]
Ownership percentage (percent)						20.00%
Parent ownership percentage (percent)			58.20%				58.00%
Distribution Made to Partners, Value of Land Distributed				$ 7,085
Land and other inventories	382,839	240,078			33,997			15,120
Contributions to unconsolidated entities									1,955	99
AV Homes									$ 16,308		$ 1,230