| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/25/13 | 3 | Initial statement of beneficial ownership of securities | 1 | ||
| 11/21/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 11/07/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 10/02/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 09/10/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 09/09/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 09/09/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 09/04/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 08/30/13 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 08/16/13 | 4 | Statement of changes in beneficial ownership of securities | 1 |