| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/06/13 | Current report filing |
|
8 | ||
| 04/12/13 | Annual report to security holders |
|
130 | ||
| 04/11/13 | Current report filing |
|
5 | ||
| 04/11/13 | Definitive proxy statements |
|
36 | ||
| 03/19/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 |