| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/22/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  6 | ||
| 11/15/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 11/05/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 11/03/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/18/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 05/21/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 05/21/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 05/21/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 05/21/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 05/21/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 
