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Stockholders' Equity
3 Months Ended
Mar. 31, 2020
Equity [Abstract]  
Stockholders' Equity
Issuances of Warrants
As of March 31, 2020, the Company had outstanding Warrants to purchase 103,125 shares of our common stock as follows:
Date of Issuance
 
No. of Warrants
 
Exercise Price
 
Expiration Date
May 2, 2012
 
15,625
 
$21.76
 
May 22, 2020
May 2, 2012
 
25,000
 
$25.36
 
May 22, 2020
Nov. 13, 2017
 
62,500
 
$18.08
 
Nov. 13, 2022