| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/06/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/12/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/07/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/07/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/07/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/07/22 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/29/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/16/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/14/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/08/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 

