| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/22/11 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 07/22/11 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 08/01/03 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/31/03 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/31/03 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/16/03 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 07/07/98 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 07/07/98 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/01/98 | Initial statement of beneficial ownership of securities |
|
2 | ||
| 06/24/98 | Statement of changes in beneficial ownership of securities |
|
2 |