| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 09/06/12 | 8-K | Form 8-K: Current report filing | 3 | |
| 09/04/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/14/12 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 2 | |
| 08/01/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/01/12 | UPLOAD | Form UPLOAD: SEC-generated letter | 2 | |
| 07/31/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/31/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/30/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/30/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/30/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |