Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2020

Equity [Abstract]

Summary of Warrants Issued and Outstanding

The following table summarizes the warrants issued and outstanding as of June 30, 2020:

	Date of		Exercise		Shares of
Description	Issuance	Expiration	Price		Common Stock
Exercisable Warrants	3/30/2016	03/30/2021	$	3.88		521,060
Total warrants issued and outstanding						521,060

Summary of Stock Option Activity

The following table summarizes the stock option activity for the six months ended June 30, 2020

	Stock Options
					Weighted-
				Exercise	Average
	Number			Price Per	Exercise Price
	of Shares			Share	Per Share
Outstanding at December 31, 2019		2,445,453		$1.17 — $23.20	$	3.37
Granted		918,052		$1.35 —   $2.32	$	1.53
Canceled/Forfeited		(17,458	)	$1.51 — $16.40	$	3.18
Outstanding at June 30, 2020		3,346,047		$1.17 — $23.20	$	2.86