| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 02/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/02/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/21/11 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/21/11 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/21/11 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/12/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/12/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/11/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
