| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/14/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 04/14/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 04/14/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 04/14/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 04/14/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 04/09/21 | Current report filing | 
       
   | 
  
                  | 
  4 | |
| 03/17/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 03/04/21 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 03/01/21 | Current report filing | 
       
   | 
  
                  | 
  2 | |
| 02/19/21 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 
       
   | 
  8 | 

