Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Summary of Outstanding Stock Warrants (Details)

v3.20.2
Stockholders' Equity - Summary of Outstanding Stock Warrants (Details)
6 Months Ended
Jun. 30, 2020
$ / shares
shares
Equity [Abstract]  
Number of Warrants Balance Beginning | shares 182,191
Number of Warrants Expired | shares (17,969)
Number of Warrants Balance Ending | shares 164,222
Number of Warrants Exercisable | shares 164,222
Weighted Average Exercise Price Balance Beginning | $ / shares $ 25.04
Weighted Average Exercise Price Expired | $ / shares 59.14
Weighted Average Exercise Price Balance Ending | $ / shares 21.30
Weighted Average Exercise Price Exercisable | $ / shares $ 21.30
Weighted Average Remaining Contractual Life (in years) Balance Beginning 2 years 9 months 18 days
Weighted Average Remaining Contractual Life (in years) Balance Ending 1 year 9 months 18 days
Weighted Average Remaining Contractual Life (in years) Exercisable 1 year 9 months 18 days