| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/30/99 | 10-K/A | Form 10-K/A: Annual report [Section 13 and 15(d), not S-K Item 405] | 5 | |
| 03/31/99 | 10-K405 | Form 10-K405: Annual report [Sections 13 and 15(d), S-K Item 405] | 67 | |
| 03/10/98 | 10-K405 | Form 10-K405: Annual report [Sections 13 and 15(d), S-K Item 405] | 59 |