Summary of Significant Accounting Policies (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Assumption Duration [Line Items]
Number of Operating Segments	14
Cash in Transit	$ 8,400	$ 7,500
Financial Services Cash	18,200	11,700
Restricted Cash and Cash Equivalents	2,896	6,951
Investment in unconsolidated joint ventures	36,967	27,769
Notes Receivable, Related Parties	2,500
Outstanding Deposits On Land and Lots	36,433
Land purchase deposits	23,710	23,495
Prepaid Land Acquisition Costs	4,144
Outstanding Letters of Credit in Lieu of Cash Deposits under Certain Land Option Contracts	6,503
Short-term Non-bank Loans and Notes Payable	2,100
Consolidated inventory not owned	6,007	779
Obligation for consolidated inventory not owned	6,007	608
Notes receivable	3,153	4,288
Debt Instrument, Unamortized Discount	$ 2,600	$ 3,100
Number of loans we retain mortgage servicing rights on	2,818	2,517
Servicing Asset at Fair Value, Period Increase (Decrease)	$ 7,500	$ 6,876
Letters of Credit and Bonds	144,058
Outstanding Performance Bonds	94,250
Performance letters of credit outstanding	30,129
Financial Letters of Credit	12,374
Financial Bonds	$ 7,305
Minimum [Member]
Assumption Duration [Line Items]
Discount Rate Used in Determining Fair Value of land/lots	13.00%
Interest Rate Notes Receivable	0.00%	0.00%
Maximum [Member]
Assumption Duration [Line Items]
Discount Rate Used in Determining Fair Value of land/lots	16.00%
Interest Rate Notes Receivable	2.00%	12.00%