| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 02/14/97 | 10-K405 | Form 10-K405: Annual report [Sections 13 and 15(d), S-K Item 405] | 61 | |
| 02/13/97 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 3 | |
| 02/12/97 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 7 | |
| 02/12/97 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 1 | |
| 01/31/97 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 9 | |
| 01/30/97 | SC 13G/A | Form SC 13G/A: Statement of Beneficial Ownership by Certain Investors | 7 | |
| 01/13/97 | 424B2 | Form 424B2: Prospectus [Rule 424(b)(2)] | 31 | |
| 11/14/96 | 10-Q | Form 10-Q: Quarterly report [Sections 13 or 15(d)] | 14 | |
| 08/21/96 | 8-A12B | Form 8-A12B: Registration of securities [Section 12(b)] | 9 | |
| 08/21/96 | 424B2 | Form 424B2: Prospectus [Rule 424(b)(2)] | 38 |