| Date | Form | Description | XBRL |
|---|---|---|---|
| 03/26/98 | 8-A12B | Form 8-A12B: Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b) | |
| 03/02/98 | DEFM14A | Form DEFM14A: Definitive proxy statement relating to a merger, acquisition, or disposition | |
| 02/27/98 | 424B3 | Form 424B3: Prospectus filed pursuant to Rule 424(b)(3) | |
| 02/13/98 | S-4/A | Form S-4/A: Registration of securities issued in business combination transactions | |
| 02/12/98 | S-4 | Form S-4: Registration of securities issued in business combination transactions |