| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/22/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/22/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/22/12 | 4/A | Form 4/A: Statement of changes in beneficial ownership of securities | 1 | |
| 08/21/12 | 144 | Form 144: Filing for proposed sale of securities under Rule 144 | 2 | |
| 08/21/12 | 144 | Form 144: Filing for proposed sale of securities under Rule 144 | 2 | |
| 08/21/12 | 144 | Form 144: Filing for proposed sale of securities under Rule 144 | 2 | |
| 08/21/12 | 144 | Form 144: Filing for proposed sale of securities under Rule 144 | 2 | |
| 08/20/12 | CORRESP | Form CORRESP: A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | 6 | |
| 08/17/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/17/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |