Commitments and Contingencies (Details) (USD $)	1 Months Ended		3 Months Ended		6 Months Ended	9 Months Ended	12 Months Ended
	Mar. 31, 2012	Oct. 31, 2011	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2012	Sep. 30, 2012	Dec. 31, 2011
Commitments and Contingencies (Additional Textual) [Abstract]
Construction defect suit filed against the company		$ 19,000,000
Amount of liability through verdict by jury	18,200,000
Amount of cover available for claim through insurance policy as per ACE						3,000,000
Maximum amount for which suit is filed against ACE for settlement of claim						12,000,000
Additional charge recorded by company in discontinued operations as a result of the verdict				14,216,000		12,260,000	4,460,000
Estimated litigation liability							7,740,000
Loss contingency damages awarded value	18,200,000			18,200,000
Other costs associated with judgment				756,000
Amount not probable to be received from Insurance company	3,000,000			3,000,000			3,000,000
Settlement with the plaintiff					17,000,000
Reversal of litigation charge			1,956,000
First Installment [Member]
Commitments and Contingencies (Textual) [Abstract]
Installment amount due					5,000,000	5,000,000
Second Installment [Member]
Commitments and Contingencies (Textual) [Abstract]
Installment amount due					12,000,000	12,000,000
Maximum [Member]
Commitments and Contingencies (Textual) [Abstract]
Amount of cover available for claim through insurance policy						12,000,000
Minimum [Member]
Commitments and Contingencies (Textual) [Abstract]
Amount of cover available for claim through insurance policy						$ 9,000,000