Share-Based Payments (Tables)

12 Months Ended

Dec. 31, 2017

Compensation and Retirement Disclosure [Abstract]

Schedule of share-based payments expense

	December 31,		December 31,
	2017		2016
Employees and directors share-based payments	$	1,305,829	$	319,718

Schedule of stock option activity

	Options Outstanding			Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (Years)		Aggregated Intrinsic Value
Outstanding at January 1, 2017		2,101,428		$	2.42		4.59	$	-
Granted		733,200			4.34
Exercised		(258,455	)		1.83
Expired		(89,731	)		3.22
Forfeited		(633,051	)		2.81
Outstanding at December 31, 2017		1,853,391		$	3.20		2.99	$	0.02
Vested and expected to be vested as of December 31, 2017		1,853,391		$	3.20		2.99	$	0.02
Options exercisable at December 31, 2017 (vested)		1,662,591		$	3.19		4.38	$	0.03

Schedule of assumptions used to estimate the fair values of the share options

	December 31,			December 31,
	2017			2016
Expected term		5.4 ~5.9 years			1.7 ~5.9 years
Expected volatility		55% ~ 85	%		55% ~ 70	%
Expected dividend yield		0	%		0	%
Risk free interest rate		2.04% ~2.29	%		0.54% ~1.35	%

Schedule of warrants outstanding and exercisable

	2017		2016
	Number of		Number of
	Warrants		Warrants
	Outstanding and		Outstanding and		Exercise		Expiration
Warrants Outstanding	Exercisable		Exercisable		Price		Date
2012 August Financing Warrants (i)		-		536,250	$	1.50	08/30/17
2013 Broker Warrants (Series D Financing)		-		228,571	$	1.75	07/05/18
2013 Broker Warrants (Convertible Note)		-		114,285	$	1.75	11/04/18
2014 Broker Warrants (Series E Financing)		703,714		1,085,714	$	1.75	01/31/19
2016 Warrants to SSS (Note 12)		1,818,182		1,818,182	$	2.75	03/28/18
		2,521,896		3,783,002

(i) The warrants are classified as derivative liabilities as disclosed in Note 11.

Schedule of summary of restricted shares

	Shares			Weighted-average fair value
Restricted shares outstanding at January 1, 2017		228,550		$	1.75
Granted		417,953			2.21
Forfeited		(401,249	)		2.02
Vested		(135,668	)		2.24
Restricted shares outstanding at December 31, 2017		109,586			1.92