| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/29/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/29/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/26/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/26/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/26/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/26/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/26/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/15/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/15/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 01/15/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 
