| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/27/12 | Current report filing |
|
42 | ||
| 04/06/12 | Annual report to security holders |
|
120 | ||
| 04/03/12 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
3 | ||
| 04/03/12 | Definitive proxy statements |
|
44 | ||
| 04/03/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/03/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/14/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/13/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/08/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/02/12 | Statement of changes in beneficial ownership of securities |
|
2 |