| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 03/24/05 | DEF 14A | Form DEF 14A: Definitive proxy statements | 29 | |
| 03/25/04 | DEF 14A | Form DEF 14A: Definitive proxy statements | 24 | |
| 03/26/03 | DEF 14A | Form DEF 14A: Definitive proxy statements | 26 | |
| 03/26/02 | DEF 14A | Form DEF 14A: Definitive proxy statements | 35 | |
| 03/23/01 | DEF 14A | Form DEF 14A: Definitive proxy statements | 25 | |
| 03/30/00 | DEF 14A | Form DEF 14A: Definitive proxy statements | 16 | |
| 04/01/99 | DEF 14A | Form DEF 14A: Definitive proxy statements | 19 | |
| 03/31/98 | DEF 14A | Form DEF 14A: Definitive proxy statements | 33 | |
| 11/04/97 | DEF 14A | Form DEF 14A: Definitive proxy statements | 8 | |
| 10/24/97 | PRE 14A | Form PRE 14A: Preliminary proxy statement not related to a contested matter or merger/acquisition | 8 |