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NET (LOSS) INCOME PER SHARE - Computation of income (loss) per share (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Numerator:
Net (loss) income	$ (1,893,377)	$ 5,974,140	$ (4,313,262)	$ 1,224,401
Less: non-cash income from change in fair value of common stock warrants	0	3,697,000	0	2,492,000
Net (loss) income - diluted	$ (1,893,377)	$ 2,277,140	$ (4,313,262)	$ (1,267,599)
Denominator:
Weighted average common shares outstanding - basic	8,576,634	5,935,000	8,503,521	5,908,917
Dilutive effect of warrants, net	0	565,417	0	743,500
Dilutive effect of stock options, net	0	24,333	0	0
Weighted average common shares outstanding - diluted	8,576,634	6,524,750	8,503,521	6,652,417
Net (loss) income per share data:
Basic	$ (0.22)	$ 1.01	$ (0.51)	$ 0.21
Diluted	$ (0.22)	$ 0.35	$ (0.51)	$ (0.19)

X

- Definition

Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.

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