| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/21/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/12/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/20/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/05/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
