| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/26/14 | 4/A | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/14/14 | S-8 | Initial registration statement for securities to be offered to employees pursuant to employee benefit plans | 
       
   | 
  16 | |
| 03/14/14 | 10-K | Annual report pursuant to Section 13 and 15(d) | 
       
   | 
  
                                | 
  132 | 
| 03/14/14 | 8-K | Current report filing | 
       
   | 
  7 | |
| 02/28/14 | SC 13D | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities | 
       
   | 
  6 | |
| 02/26/14 | 8-K/A | Current report filing | 
       
   | 
  15 | |
| 02/24/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/24/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/24/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 02/24/14 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | 




