Sharebased payments (Details 8) |
12 Months Ended |
|---|---|
|
Dec. 31, 2019
USD ($)
| |
| Previously issued [Member] | |
| Volatility | 206.00% |
| Risk-free interest rate | 0.50% |
| Expected life (years) | 2 months 12 days |
| Dividend yield | |
| Replacement [Member] | |
| Volatility | 151.00% |
| Risk-free interest rate | 1.30% |
| Expected life (years) | 3 years 2 months 12 days |
| Dividend yield |