Stock-Based Compensation (Tables)

6 Months Ended

12 Months Ended

Jun. 30, 2017

Dec. 31, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Stock Option Activity

A summary of all stock option activity at and for the three months ended June 30, 2017 is presented below:

	# of Options			Weighted- Average Exercise Price
Outstanding at December 31, 2016		173,750		$	9.24
Options granted		145,000	(1)		4.74
Options exercised		(9,260	)		5.40
Options canceled		-			-
Outstanding at June 30, 2017		309,490		$	7.25
Exercisable at June 30, 2017		112,250		$	10.76

(1) options granted under 2016 Plan;

A summary of all stock option activity at and for the years ended December 31, 2016 and 2015 is presented below:

	# of Options			Weighted- Average Exercise Price
Outstanding at December 31, 2014		16,667	(1)	$	24.00
Options granted		27,500	(2)		69.60
Options exercised		-			-
Options canceled		(7,500	)(2)		120.00
Outstanding at December 31, 2015		36,667		$	38.40
Options granted		142,500	(3)		5.49
Options exercised		-			-
Options canceled		(5,417	)(3)		108.69
Outstanding at December 31, 2016		173,750		$	9.24
Exercisable at December 31, 2016		48,325		$	14.31

(1) Non-Plan options.

(2) 27,500 options granted under 2015 Stock Incentive Plan; 7,500 non-plan options, which were subsequently canceled under an agreement with the holder.

(3) 142,500 options granted under 2016 Equity Incentive Plan; 5,417 options were canceled under the 2015 Stock Incentive Plan.

Schedule of Weighted-average Assumptions used in Black-Scholes Valuation Method

The following weighted-average assumptions were used in the Black-Scholes valuation model for options granted during the six months ended June 30, 2017:

Risk-free interest rate	1.56	%
Expected term (in years)	6.96
Dividend yield	-
Expected volatility	75	%

The following weighted-average assumptions were used in the Black-Scholes valuation model for options granted during the year ended December 31, 2016:

Risk-free interest rate	1.17	%
Expected term (in years)	3.38
Dividend yield	-
Expected volatility	75	%