| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/05/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/05/11 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/23/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/03/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 10/07/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 10/01/10 | Statement of changes in beneficial ownership of securities |
|
2 |