| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/13/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 11/28/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 08/16/07 | Initial statement of beneficial ownership of securities | 
       
   | 
  1 | ||
| 07/16/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 07/03/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 06/21/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 06/18/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 06/14/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 06/13/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | ||
| 06/06/07 | Statement of changes in beneficial ownership of securities | 
       
   | 
  3 | 
 
			