| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/16/12 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 03/12/12 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
5 | |
| 03/12/12 | DEF 14A | Definitive proxy statements |
|
106 | |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |