| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/02/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/13/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/12/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/24/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/22/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/19/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/03/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |