| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/01/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/01/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/01/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/01/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/01/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/01/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/01/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/14/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/07/21 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/06/21 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  4 | 

