Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parentheticals) - shares |
3 Months Ended | 6 Months Ended | |
---|---|---|---|
May 14, 2020 |
Jun. 30, 2020 |
Jun. 30, 2020 |
|
WAVI Holding AG and Taurus4757 GmbH Warrants [Member] | |||
Cashless warrant exercises (in shares) | 3,871,405 | 3,871,405 | 3,871,405 |
Cashless warrant exercises (in shares) | 3,876,405 |