| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/14/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 11/08/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 11/06/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 11/06/13 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  
                                            | 
  32 | 
| 11/01/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/31/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/29/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/28/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/28/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 10/25/13 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 




