| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/13/08 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/13/08 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/11/08 | Annual statement of changes in beneficial ownership of securities |
|
3 | ||
| 01/08/08 | Annual statement of changes in beneficial ownership of securities |
|
3 | ||
| 12/31/07 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 12/31/07 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 12/28/07 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 12/21/07 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/21/07 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 12/14/07 | Statement of changes in beneficial ownership of securities |
|
3 |
