| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/05/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/05/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/20/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/20/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/20/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/17/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/15/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/15/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/10/10 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/09/10 | Statement of changes in beneficial ownership of securities |
|
1 |