| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/10/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/10/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/25/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/25/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/25/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/19/11 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
