| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/08/20 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/08/20 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/08/20 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/08/20 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/08/20 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/08/20 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 12/13/19 | 8-K | Current report filing | 
       
   | 
  3 | |
| 12/02/19 | 8-K | Current report filing | 
       
   | 
  87 | |
| 10/31/19 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  
                                | 
  37 | 
| 10/30/19 | 8-K | Current report filing | 
       
   | 
  10 | 



