| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/16/12 | UPLOAD | SEC-generated letter | 2 | ||
| 06/22/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/08/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 06/04/12 | 4 | Statement of changes in beneficial ownership of securities | 1 |