| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/09/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/09/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/09/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/06/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/02/19 | Current report filing | 
       
   | 
  
                         | 
  5 | |
| 08/01/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/01/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/01/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/01/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | ||
| 08/01/19 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 


