| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/10/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 06/10/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 06/10/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 06/01/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 04/20/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 04/14/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 04/07/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 04/02/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/23/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/23/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 
