| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/02/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/02/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/02/12 | UPLOAD | Form UPLOAD: SEC-generated letter | 3 | |
| 10/03/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/02/12 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 3 | |
| 09/28/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/20/12 | UPLOAD | Form UPLOAD: SEC-generated letter | 3 | |
| 09/06/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/06/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |