| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/16/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 12/09/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 12/02/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 11/25/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 11/18/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 11/12/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 11/04/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 11/03/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 10/28/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 10/28/20 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 
