| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/20/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/15/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/06/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/25/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/24/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/24/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/24/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/24/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/01/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/24/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |