Royal Oaks Homes Acquisition - Narrative (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended	3 Months Ended	9 Months Ended
	Mar. 13, 2014	Sep. 30, 2014	Sep. 30, 2014
Business Acquisition [Line Items]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Goodwill		$ 218
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Valuation Allowance		217
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred		1
Royal Oak LLC and Affiliate [Member]
Business Acquisition [Line Items]
Cash payments to acquire businesses	65,000
Potential earn-out	3,000
Contingent consideration (earn-out)	2,500
Warranty administrative services	150
Warranty period	2 years
Trade name	614
Amortization of Intangible Assets		52	121
Transaction and integration costs		37	1,057
Royal Oak LLC and Affiliate [Member] | Minimum [Member]
Business Acquisition [Line Items]
Performance target to receive earn-out	50.00%
Royal Oak LLC and Affiliate [Member] | Trade Names [Member]
Business Acquisition [Line Items]
Trade name	$ 614
Amortization period	3 years
Royal Oak LLC and Affiliate [Member] | Lots Owned Or Controlled [Member]
Business Acquisition [Line Items]
Number of primary residential lots	2,500