| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/04/13 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 01/03/13 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/01/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/24/12 | 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 | |
| 09/11/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/07/12 | 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 | |
| 08/30/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/29/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |