| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 09/12/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 09/04/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 08/27/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 08/21/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 08/05/14 | S-3ASR | Automatic shelf registration statement of securities of well-known seasoned issuers | 
       
   | 
  46 | |
| 08/05/14 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  
                                            | 
  34 | 
| 07/24/14 | 4/A | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 07/24/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 07/24/14 | 4/A | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 07/24/14 | 4/A | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 




