| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/06/19 | Current report filing | 
     PDF   
   | 
  
           ZIP        | 
  2 | |
| 11/06/19 | Current report filing | 
     PDF   
   | 
  
           ZIP        | 
  2 | |
| 10/30/19 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 10/30/19 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 10/30/19 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 10/30/19 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 10/30/19 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 10/30/19 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 10/25/19 | Quarterly report pursuant to Section 13 or 15(d) | 
     PDF   
   | 
  
           ZIP        | 
  96 | |
| 10/24/19 | Current report filing | 
     PDF   
   | 
  
           ZIP        | 
  17 |