| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/16/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/12/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/09/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/09/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/09/11 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 09/08/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/08/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/08/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/31/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/18/11 | Statement of changes in beneficial ownership of securities |
|
2 |