| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/22/14 | 3 | Initial statement of beneficial ownership of securities | 1 | ||
| 05/22/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/22/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/22/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/13/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/12/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/08/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/02/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/30/14 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 03/13/14 | 4 | Statement of changes in beneficial ownership of securities | 1 |