| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 07/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/17/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/07/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/06/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/02/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |