| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/02/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/02/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/02/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/02/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/21/13 | Current report filing |
|
5 | ||
| 03/19/13 | Current report filing |
|
5 | ||
| 03/15/13 | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
4 | ||
| 03/15/13 | Definitive proxy statements |
|
74 | ||
| 02/28/13 | Annual report pursuant to Section 13 and 15(d) |
|
 |
157 | |
| 02/15/13 | Current report filing |
|
4 |