| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 09/19/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/19/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/19/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/18/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/13/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/12/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/29/12 | 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 | |
| 08/21/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |