| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/25/98 | 10-K405 | Form 10-K405: Annual report [Sections 13 and 15(d), S-K Item 405] | 55 | |
| 12/08/97 | 10-K/A | Form 10-K/A: Annual report [Section 13 and 15(d), not S-K Item 405] | 191 | |
| 02/14/97 | 10-K405 | Form 10-K405: Annual report [Sections 13 and 15(d), S-K Item 405] | 61 |