Share-Based Payments (Tables)

9 Months Ended

Sep. 30, 2018

Compensation and Retirement Disclosure [Abstract]

Schedule of share-based payments expense

	Three Months Ended				Nine Months Ended
	September 30,		September 30,		September 30,		September 30,
	2018		2017		2018		2017
Employees and directors share-based payments	$	11,530	$	54,846	$	3,372,447	$	202,501

Schedule of stock option activity

						Weighted Average
						Remaining		Aggregated
	Options			Weighted Average		Contractual Life		Intrinsic
	Outstanding			Exercise Price		(Years)		Value
Outstanding at January 1, 2018		1,853,391		$	3.20		2.99		0.02
Granted		-			-
Exercised		(110,295	)		1.99
Expired		(36,665	)		1.58
Forfeited		-			-
Outstanding at September 30, 2018		1,706,431			3.28		4.34		0.86
Vested and expected to vest as of September 30, 2018		1,706,431			3.28		4.34		0.86
Options exercisable at September 30, 2018 (vested)		1,615,598			3.36		4.09		0.80

Schedule of warrants outstanding and exercisable

	September 30,		December 31,
	2018		2017
	Number of		Number of
	Warrants		Warrants		Exercise		Expiration
Warrants Outstanding	Outstanding		Outstanding		Price		Date
2014 Broker Warrants (Series E Financing)		60,000		703,714	$	1.75	01/31/2019
2016 Warrants to SSS		-		1,818,182	$	2.75	03/28/2018
		60,000		2,521,896

Schedule of restricted shares

	Shares			Weighted-average fair value
Restricted shares outstanding at January 1, 2018		109,586			1.92
Granted		1,342,743			2.58
Forfeited		(97,000	)		2.26
Vested		(1,264,743	)		2.56
Restricted shares outstanding at September 30, 2018		90,586			2.46