Inventory (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Inventory Disclosure [Abstract]
Completed home inventory and residential lots held for sale	$ 117,889	$ 106,043
Work in process and land under development	410,610	389,612
Total inventory	$ 528,499	$ 495,655	[1]

[1] The Condensed Consolidated Balance Sheet at December 31, 2017 has been derived from the audited financial statements at that date, but does not include all of the footnotes required by U.S. generally accepted accounting principles for complete financial statements.