| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/31/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/10/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/02/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/02/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/01/12 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/11/12 | Statement of changes in beneficial ownership of securities |
|
2 |