| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/01/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/01/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/01/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/26/16 | 10-K | Annual report pursuant to Section 13 and 15(d) | 
       
   | 
  243 | |
| 02/25/16 | 8-K | Current report filing | 
       
   | 
  8 | |
| 02/24/16 | 8-K | Current report filing | 
       
   | 
  4 | |
| 01/29/16 | 497 | Definitive materials filed under paragraph (a), (b), (c), (d), (e) or (f) of Securities Act Rule 497 | 
       
   | 
  5 | |
| 01/26/16 | 8-K | Current report filing | 
       
   | 
  5 | |
| 01/25/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 01/25/16 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 

