| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/18/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/18/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/14/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/12/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/11/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/11/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/06/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/06/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/05/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 08/05/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 
