Date | Form | Description | XBRL | Pages | |
---|---|---|---|---|---|
02/28/11 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
02/28/11 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
02/28/11 | 4/A | Statement of changes in beneficial ownership of securities | 2 | ||
02/28/11 | 3/A | Initial statement of beneficial ownership of securities | 1 | ||
02/17/11 | 3 | Initial statement of beneficial ownership of securities | 3 | ||
01/03/11 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
01/03/11 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
12/23/10 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
12/21/10 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
12/20/10 | 3 | Initial statement of beneficial ownership of securities | 2 |