| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/17/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/11/12 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 5 | ||
| 04/11/12 | DEF 14A | Definitive proxy statements | 48 | ||
| 04/10/12 | 3 | Initial statement of beneficial ownership of securities | 1 | ||
| 04/05/12 | 8-K | Current report filing | 15 | ||
| 04/05/12 | 3 | Initial statement of beneficial ownership of securities | 1 | ||
| 04/03/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/03/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/03/12 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/03/12 | 4 | Statement of changes in beneficial ownership of securities | 1 |