| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/23/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/20/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/12/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/06/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/28/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/28/11 | 3/A | Initial statement of beneficial ownership of securities |
|
2 | |
| 11/22/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/08/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/02/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
