| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/26/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/20/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/20/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/03/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/03/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/27/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/16/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/16/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/08/11 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 |
