| Date | Form | Description | XBRL |
|---|---|---|---|
| 01/02/08 | 8-K | Form 8-K: Current report filing | |
| 12/19/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 12/19/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 12/19/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 12/19/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 12/19/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 12/13/07 | 8-K | Form 8-K: Current report filing | |
| 11/30/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 11/30/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities | |
| 11/30/07 | 4 | Form 4: Statement of changes in beneficial ownership of securities |