| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/21/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/13/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/12/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/12/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/07/13 | View Filing |
|
19 | ||
| 03/05/13 | Statement of changes in beneficial ownership of securities |
|
2 |