| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/31/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  4 | |
| 07/31/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  4 | |
| 07/31/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  4 | |
| 07/18/17 | 8-K | Current report filing | 
       
   | 
  4 | |
| 07/18/17 | 8-K | Current report filing | 
       
   | 
  17 | |
| 05/26/17 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  3 | |
| 05/19/17 | 8-K | Current report filing | 
       
   | 
  3 | |
| 05/10/17 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  
                                | 
  73 | 
| 05/03/17 | 8-K | Current report filing | 
       
   | 
  22 | |
| 04/28/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 




