| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/23/21 | 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 | ||
| 03/23/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/22/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/18/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/17/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/10/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/10/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/10/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 
