Related Party Transactions - Additional Information (Detail) (USD $)	9 Months Ended		12 Months Ended	0 Months Ended	1 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Jan. 24, 2014 Clarence E. Smith [Member]	Jan. 31, 2014 Clarence E. Smith [Member]	Nov. 30, 2013 Clarence E. Smith [Member]	Dec. 31, 2013 Clarence E. Smith [Member]
Compensation Plans [Line Items]
Beneficial ownership percentage					5.00%	5.00%
Notes payable to related party			$ 205,314				$ 205,314
Payment made to the company by the beneficial owner	717,064	13,750				200,000
Exercised price					$ 1.50	$ 1.50
Number of options exercised	938,331		30,500	138,331	138,331
Payment to related party	$ 48,000		$ 48,000