Discontinued Operations - Additional Information (Detail)	0 Months Ended	3 Months Ended			6 Months Ended	9 Months Ended		12 Months Ended
	Dec. 30, 2013 EUR (€)	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Sep. 30, 2013 USD ($)	Jun. 30, 2014 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2013 USD ($)	Dec. 31, 2013 USD ($)
Discontinued Operations And Disposal Groups [Abstract]
Total negative consideration from sale of discontinued operation			$ 500,000
Sale of subsidiary to an employee	1
(Gain) loss on divested businesses						400,000		4,800,000
(Gain) loss on divested businesses, net of tax								0
Percentage of shares agreed to sell			80.10%
Purchase of shares on cash consideration			1,200,000
Cash consideration on sale of non-core assets					$ 100,000