| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/25/98 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 03/25/98 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 03/25/98 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 06/13/97 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 06/13/97 | 4 | Statement of changes in beneficial ownership of securities |
|
4 | |
| 04/17/97 | 5 | Annual statement of changes in beneficial ownership of securities |
|
4 | |
| 04/17/97 | 5 | Annual statement of changes in beneficial ownership of securities |
|
4 | |
| 04/17/97 | 5 | Annual statement of changes in beneficial ownership of securities |
|
4 | |
| 04/17/97 | 5 | Annual statement of changes in beneficial ownership of securities |
|
4 | |
| 04/17/97 | 5 | Annual statement of changes in beneficial ownership of securities |
|
4 |