| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/07/09 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/04/08 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/07/08 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 08/31/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/17/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/17/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 04/17/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 01/03/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/27/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/19/06 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |