| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/04/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/28/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 1 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/26/12 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | 
