| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/23/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/23/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/23/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/17/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/23/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/19/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 06/21/10 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 06/09/10 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 06/09/10 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 04/27/10 | Statement of changes in beneficial ownership of securities |
|
2 |
