| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/29/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/28/12 | 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 | |
| 08/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/09/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/07/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/03/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/30/12 | 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 | |
| 07/18/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |