| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 09/27/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/22/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/14/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/22/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/04/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/20/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/19/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/08/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/07/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/05/11 | Statement of changes in beneficial ownership of securities |
|
2 |
