| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/03/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/03/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/03/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/10/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/09/10 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 12/09/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/02/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/02/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/29/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/24/10 | Statement of changes in beneficial ownership of securities |
|
1 |