Business Combination - Additional Information (Detail) (USD $)	1 Months Ended	3 Months Ended				9 Months Ended
	Jun. 06, 2014	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013		Dec. 31, 2013
Business Acquisition [Line Items]
Stockholders' equity note, stock split, conversion ratio	1.4139
Common Stock, Shares, Issued	20,018,028	23,937,559				23,937,559				11,505,039
Common Stock, Shares, Outstanding	20,018,028	23,937,559				23,937,559				11,505,039
Class of Warrant or Right, Outstanding	700,937
Initial Amount Of Contingent Note	$ 11,000,000
Debt Instrument, Face Amount	300,000
Business Acquisition, Goodwill, Expected Tax Deductible Amount		8,858,504				8,858,504
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill		1,342,000				1,342,000
Finite-Lived Intangible Asset, Useful Life						5 years
Business Combination, Acquisition Related Costs						1,237,641
Business Acquisition, Pro Forma Net Income (Loss)		2,870,467	[1]	1,864,853	[1]	11,668,286	[1]	3,498,300	[1]
Amortization of Intangible Assets						1,102,423		157,097
Merger Related Expenses [Member]
Business Acquisition [Line Items]
Business Acquisition, Pro Forma Net Income (Loss)		0		1,250,000		1,237,641		1,250,000
Amortization of Intangible Assets		$ 0		$ 67,100		$ 111,833		$ 201,300
Series A Preferred Stock [Member]
Business Acquisition [Line Items]
Preferred Stock, Shares Issued	6,176,748
Preferred Stock, Shares Outstanding	6,176,748
Preferred Class B [Member]
Business Acquisition [Line Items]
Preferred Stock, Shares Issued	2,231
Preferred Stock, Shares Outstanding	2,231
Placement Agents [Member]
Business Acquisition [Line Items]
Class of Warrant or Right, Outstanding	238,412

[1] Pro forma net loss was adjusted to exclude Merger related expenses of $0 and $1,250,000 for the three months ended September 30, 2014 and 2013, respectively, and $1,237,641 and $1,250,000 for the nine months ended September 30, 2014 and 2013, respectively. Additional expense for the amortization of acquired intangible assets of $0 and $67,100 for the three months ended September 30, 2014 and 2013, respectively, and $111,833 and $201,300 for the nine months ended September 30, 2014 and 2013, respectively, was included in the net loss.