| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/01/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/01/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/01/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/01/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/03/12 | Definitive proxy statements |
|
109 | ||
| 03/30/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/30/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/30/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/30/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/12 | Preliminary proxy statement not related to a contested matter or merger/acquisition |
|
109 |