| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/06/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/06/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/06/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/06/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/06/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/06/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/06/21 | PRER14A | Preliminary revised proxy soliciting materials | 
       
   | 
  724 | |
| 09/22/21 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 
       
   | 
  76 | |
| 09/22/21 | 8-K | Current report filing | 
       
   | 
  
                                | 
  76 | 
| 09/16/21 | UPLOAD | SEC-generated letter | 
       
   | 
  6 | 



