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Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2020

Share-based Payment Arrangement [Abstract]

Summary of Stock Option and Restricted Stock Awards

A summary of stock option awards and restricted stock grants for the six-months ended June 30, 2020 is presented below:

		Stock Options								Restricted Stock Awards								Weighted Average
		Options Outstanding				Weighted Average Exercise Price				Non-vested Restricted Stock Outstanding				Weighted Average Grant Date Fair Value				Contractual Terms of Equity Awards (in years)
Equity awards outstanding at January 1, 2020			4,332,142			$	2.63				8,750			$	1.59
Equity awards granted			644,000			$	3.52				429,855			$	1.16
Options exercised			(140,864	)		$	2.64
Vested and issued			-			$	-				(429,855	)		$	1.16
Equity awards forfeited, cancelled or expired			(110,002	)		$	2.21				-			$	-
Equity awards outstanding at June 30, 2020			4,725,276			$	2.76				8,750			$	1.59				8.3
Aggregate intrinsic value of outstanding equity awards at June 30, 2020		$	5,494,924							$	7,875
Equity awards exercisable at June 30, 2020			3,194,777				2.86												7.8
Aggregate intrinsic value of equity awards exercisable at June 30, 2020		$	3,733,421

Schedule of Assumptions Used to Determine Fair Value of Options Granted

The Company used the following assumptions for determining the fair value of options granted under the Black-Scholes option pricing model:

			Six Months Ended June 30,
			2020				2019
Risk-free interest rate			0.71% to 1.33	%			2.42%-2.65	%
Expected volatility			100.4% to 104.2	%			101.3%-106.2	%
Expected life (in years)			8.5 to 10.0				7.5 to 9.3
Expected dividend yield			-	%			-

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Summary of stock option and restricted stock awards [Table text block]

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- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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