| Filing Date | Form | Description | Filing Group | Downloads |
| 12.14.04 | SC TO-I/A | Amendment to a previously filed SC TO-I | Other |  |  |  |  |
| 12.14.04 | 8-K | Report of unscheduled material events or corporate event | Current Reports | | | | |
| 12.13.04 | S-8 | Securities offered to employees pursuant to employee benefit plans | Registration Statements | | | | |
| 12.13.04 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | |  | | |
| 12.03.04 | SC TO-I/A | Amendment to a previously filed SC TO-I | Other | | | | |
| 12.03.04 | 8-K | Report of unscheduled material events or corporate event | Current Reports | | | | |
| 12.02.04 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | | | | |
| 12.01.04 | 8-K | Report of unscheduled material events or corporate event | Current Reports | | | | |
| 11.30.04 | 8-K | Report of unscheduled material events or corporate event | Current Reports | | | | |
| 11.24.04 | SC TO-I/A | Amendment to a previously filed SC TO-I | Other | | | | |