Nature of Business and Basis of Presentation - Additional Information (Detail) (USD $)	6 Months Ended					1 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013	Dec. 31, 2012	Dec. 31, 2011 Maximum	Dec. 31, 2011 Minimum
Disclosure Nature Of Business and Basis Of Presentation Additional Information [Line Items]
Working capital deficit	$ 7,225,921	$ 4,080,488
Cash and cash equivalents	443,788	236,597	5,394	90,192
Capital to be raised					20,000,000
Working capital contribution period						2 years
Capital raised during period	1,376,376
Payments of transaction costs	130,000
Conversion of stock, amount issued	$ 1,334,738