| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/24/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/24/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/23/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/17/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/17/11 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 08/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 07/06/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/16/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |