| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/24/14 | Current report filing | 
     PDF   
   | 
  7 | ||
| 07/02/14 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 06/27/14 | Annual report of employee stock purchase, savings and similar plans | 
     PDF   
   | 
  14 | ||
| 06/11/14 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 06/09/14 | Current report filing | 
     PDF   
   | 
  1 | ||
| 06/09/14 | Current report filing | 
     PDF   
   | 
  3 | ||
| 06/04/14 | Prospectus filed pursuant to Rule 424(b)(2) | 
     PDF   
   | 
  3 | ||
| 06/04/14 | Current report filing | 
     PDF   
   | 
  27 | ||
| 06/03/14 | Statement of changes in beneficial ownership of securities | 
     PDF   
   | 
  1 | ||
| 06/02/14 | Specialized Disclosure Report filed pursuant to Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act relating to the use of conflict minerals (Rule 13p-1) | 
     PDF   
   | 
  5 |