Basis of Financial Statement Presentation and Summary of Significant Accounting Policies - Part Three (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Estimated warranty expense	$ 1,818	$ 467	$ 2,954	$ 933
Movement in Standard Product Warranty Accrual [Roll Forward]
Accrued warranty reserve, beginning of period	1,767	806	1,528	639
Estimated warranty expense	1,818	467	2,954	933
Amounts charged against warranty reserve	(1,168)	(234)	(2,065)	(533)
Accrued warranty reserve, end of period	2,417	$ 1,039	2,417	$ 1,039
Increase in deferred tax asset valuation allowance			1,000
Valuation allowance for deferred tax assets	$ 130,800		$ 130,800
Amended and Restated 1997 Incentive and Capital Accumulation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			10 years
The Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance	590,483		590,483
2015 Incentive Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Capital Shares Reserved for Future Issuance	19,477		19,477
Shares available for grant (in shares)	760,513		760,513
Bonterra Builders, LLC [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Estimated warranty expense	$ 700
Movement in Standard Product Warranty Accrual [Roll Forward]
Estimated warranty expense	$ 700