Quarterly report pursuant to Section 13 or 15(d)

Equity Offerings (Details)

v3.20.2
Equity Offerings (Details) - USD ($)
3 Months Ended 6 Months Ended
Jan. 27, 2020
Nov. 09, 2018
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Common Stock, Par or Stated Value Per Share       $ 0.001   $ 0.001
Proceeds from Issuance of Common Stock       $ 0 $ 15,460,427  
Proceeds from Issuance or Sale of Equity       $ 0    
Maximum [Member]            
Proceeds from Issuance or Sale of Equity $ 100,000,000          
ATM            
Common Stock, Par or Stated Value Per Share   $ 0.001        
Stock Issued During Period, Value, New Issues   $ 16,000,000 $ 13,232,712   15,460,424  
Proceeds from Issuance of Common Stock         15,456,957  
ATM | Common Shares            
Stock Issued During Period, Value, New Issues     $ 2,956   $ 3,467  
Sale of common stock     2,955,330 0 3,466,965