Lease Commitments (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Future minimum rental commitments [Abstract]
Operating Leases, Future Minimum Payments Due	$ 2,955,000
2015	715,000
2016	715,000
2017	714,000
2018	537,000
2019	260,000
Thereafter	14,000
Capital lease obligations [Abstract]
Capital Leases, Future Minimum Payments Due	1,317,000
2015	460,000
2016	495,000
2017	362,000
2018	0
Leased Model Homes, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Leased Model Homes	222,000
2015	220,000
2016	2,000
2017	0
2018	0
Leases, Future Minimum Payments Due, Fiscal Maturity [Abstract]
Total	4,494,000
2015	1,395,000
2016	1,212,000
2017	1,076,000
2018	537,000
2019	260,000
2020	14,000
Administration and Sales Offices [Member]
Rental expense [Abstract]
Rental expense	$ 500,000	$ 500,000	$ 400,000