| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/14/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/14/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/09/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/08/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/08/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/07/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/07/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/07/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/02/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/02/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 
