| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/19/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 12/19/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 12/19/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 12/19/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  1 | |
| 12/19/06 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 11/20/06 | 8-K | Current report filing | 
       
   | 
  2 | |
| 11/06/06 | 8-K | Current report filing | 
       
   | 
  9 | |
| 11/06/06 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  60 | |
| 10/20/06 | SC 13D/A | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities | 
       
   | 
  29 | |
| 10/10/06 | 8-K | Current report filing | 
       
   | 
  46 | 
