XML 57 R45.htm IDEA: XBRL DOCUMENT v3.20.2
Share-based compensation (Details) - shares
9 Months Ended
Sep. 30, 2020
Jul. 21, 2020
Nov. 13, 2017
Omnibus Incentive Plan 2020 Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Aggregate number of shares of common stock to be issued   14,800,000  
Common stock reserved for additional grants under the Plan 13,545,464    
Stock Option Plan 2017 Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Aggregate number of shares of common stock to be issued     8,470,000
Common stock reserved for additional grants under the Plan 128,928    
Options granted 0