| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/21/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/13/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/05/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 10/10/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 10/03/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/13/12 | Statement of changes in beneficial ownership of securities |
|
2 |