| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/06/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/23/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/23/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/09/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/09/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/02/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/27/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/26/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |