| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 09/12/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/12/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/10/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/10/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/05/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/29/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/27/12 | 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 | |
| 08/23/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/09/12 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 |