| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/15/10 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/28/10 | 3 | Initial statement of beneficial ownership of securities |
|
4 | |
| 10/27/09 | 3 | Initial statement of beneficial ownership of securities |
|
2 | |
| 02/25/09 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/25/09 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/12/09 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/16/08 | 3 | Initial statement of beneficial ownership of securities |
|
4 | |
| 12/02/08 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/19/08 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/17/08 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
