| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/06/01 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 22 | |
| 04/18/00 | DEF 14A | Form DEF 14A: Definitive proxy statements | 19 | |
| 04/16/99 | DEF 14A | Form DEF 14A: Definitive proxy statements | 16 | |
| 04/17/98 | DEF 14A | Form DEF 14A: Definitive proxy statements | 21 | |
| 04/21/97 | DEF 14A | Form DEF 14A: Definitive proxy statements | 15 |
