| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/03/22 | 4/A | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/03/22 | 4/A | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/03/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/03/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/03/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/20/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/20/21 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  1 | |
| 12/09/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/09/21 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  1 | |
| 11/24/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 

