| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/28/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/28/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/28/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/28/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/28/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/28/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/28/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/27/13 | Current report filing |
|
3 | ||
| 02/27/13 | Current report filing |
|
16 | ||
| 02/21/13 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
2 |
