| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/09/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/19/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/04/11 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/02/10 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |