| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/18/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 05/12/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 05/05/16 | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  
                  | 
  33 | |
| 05/05/16 | Current report filing | 
       
   | 
  11 | ||
| 04/27/16 | Definitive proxy statements | 
       
   | 
  81 | ||
| 04/21/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/23/16 | Current report filing | 
       
   | 
  26 | ||
| 03/22/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | ||
| 03/21/16 | Current report filing | 
       
   | 
  7 | ||
| 03/15/16 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | 

