| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/24/07 | EFFECT | Notice of Effectiveness | 
       
   | 
  1 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  6 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  4 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  11 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  3 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  3 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  5 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  3 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  2 | |
| 10/24/07 | 3 | Initial statement of beneficial ownership of securities | 
       
   | 
  2 | 
