| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/11/12 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 10/11/12 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/17/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/14/12 | 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 | |
| 09/06/12 | 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 | |
| 09/05/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |