| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/27/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/26/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/26/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/26/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/16/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/20/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/07/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/07/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |