| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 09/21/12 | Statement of changes in beneficial ownership of securities | 1 | |||
| 09/21/12 | Statement of changes in beneficial ownership of securities | 1 | |||
| 09/21/12 | Statement of changes in beneficial ownership of securities | 1 | |||
| 09/21/12 | Statement of changes in beneficial ownership of securities | 1 | |||
| 09/18/12 | SEC-generated letter | 4 | |||
| 08/16/12 | Current report filing | 6 | |||
| 08/13/12 | Annual report to security holders | 154 | |||
| 08/10/12 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 3 | |||
| 08/10/12 | Definitive proxy statements | 67 | |||
| 08/10/12 | Statement of changes in beneficial ownership of securities | 1 |