| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/21/08 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/21/08 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/11/08 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/17/08 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/10/08 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/04/08 | Statement of changes in beneficial ownership of securities |
|
2 |