| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/18/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 03/18/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/18/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/18/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/18/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/18/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 03/03/16 | 8-K | Current report filing | 
       
   | 
  1 | |
| 03/03/16 | 10-K | Annual report pursuant to Section 13 and 15(d) | 
       
   | 
  
                                | 
  69 | 
| 03/02/16 | 8-K | Current report filing | 
       
   | 
  5 | |
| 02/12/16 | SC 13G/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions | 
       
   | 
  4 | 



