| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/24/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/24/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/24/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/24/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/24/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/22/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/21/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/21/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/17/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/06/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |