| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 09/22/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/22/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/17/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/17/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/17/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/15/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/15/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/15/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/15/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 09/11/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 
