| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/10/16 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 08/10/16 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 08/02/16 | Quarterly report pursuant to Section 13 or 15(d) | 
     PDF   
   | 
  
           ZIP        | 
  92 | |
| 08/02/16 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 08/02/16 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 08/01/16 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 08/01/16 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 07/26/16 | Current report filing | 
     PDF   
   | 
  7 | ||
| 06/28/16 | Annual report of employee stock purchase, savings and similar plans | 
     PDF   
   | 
  15 | ||
| 06/06/16 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 |