| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/02/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/02/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/31/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/18/11 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 01/07/11 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 12/06/10 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/16/10 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/12/10 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 11/12/10 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
