General form of registration statement for all companies including face-amount certificate companies

Warrants - Schedule of Warrants Outstanding (Details)

v3.20.1
Warrants - Schedule of Warrants Outstanding (Details) - $ / shares
 3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Warrants and Rights Note Disclosure [Abstract]      
Number of Shares, Warrants Outstanding Beginning 10,930,991 940,415 1,895,767
Number of Shares, Warrants granted 2,720,060 10,386,181 386,678
Number of Shares, Warrants expired/cancelled (46,667) (56,486)
Number of Shares, Warrants exercised (348,938) (1,285,544)
Number of Shares, Warrants Outstanding Ending 13,651,050 10,930,991 940,415
Weighted-Average Exercise Price, Outstanding Beginning $ 3.07 $ 3.60 $ 1.95
Weighted-Average Exercise Price, granted 1.31 2.97 5.10
Weighted-Average Exercise Price, exercised 7.29 1.05
Weighted-Average Exercise Price, expired/cancelled 1.17 1.80
Weighted-Average Exercise Price, Outstanding Ending $ 2.72 $ 3.07 $ 3.60
Weighted Average Remaining Contractual Life (Years), Outstanding, Beginning 4 years 2 months 30 days   2 years 7 months 13 days
Weighted Average Remaining Contractual Life (Years), Outstanding Ending 4 years 1 month 13 days 4 years 2 months 30 days 2 years 3 months 26 days
Aggregate Intrinsic Value Outstanding Beginning $ 1,806,000
Aggregate Intrinsic Value Outstanding Ending $ 1,806,000