Commitments and Contingencies - Additional Information (Detail) (USD $)	0 Months Ended		1 Months Ended	3 Months Ended				9 Months Ended		12 Months Ended				9 Months Ended		0 Months Ended
	Jun. 20, 2012	Mar. 13, 2012	Oct. 31, 2011	Sep. 30, 2014	Sep. 30, 2013	Jun. 30, 2012	Mar. 31, 2012	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Sep. 30, 2009 Segment	Sep. 30, 2014 Minimum [Member]	Sep. 30, 2014 Maximum [Member]	Aug. 03, 2012 First Installment [Member]	Oct. 15, 2012 Second Installment [Member]
Loss Contingencies [Line Items]
Former Gold Peak condominium project unit													259
Construction defect suit filed against the company			$ 19,000,000
Amount of liability through verdict by jury		18,200,000
Other costs associated with judgment		756,000
Additional charge recorded by Company in discontinued operations as a result of the verdict							14,216,000				11,547,000	4,460,000
Estimated litigation liability												7,740,000
Amount not probable to be received from insurance company							3,000,000					3,000,000
Settlement with the plaintiff	17,000,000
Installment amount due																5,000,000	12,000,000
Reversal of litigation charge						1,956,000
Recovery of litigation charge				10,000	0			26,000	80,000	80,000	712,500
Amount of cover available for claim through insurance policy														9,000,000	12,000,000
Amount of cover available for claim through insurance policy as per ACE								3,000,000
Lawsuit could have been settled								$ 12,000,000