| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Nov 28, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Nov 8, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Oct 31, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Sep 6, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Aug 30, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Aug 17, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Aug 11, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Aug 10, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Aug 4, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Aug 4, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Jul 27, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Jul 18, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 8-A12G/A | Amendment to a previously filed 8-A12G | Jul 17, 2000 | Open Amendment to a previously filed 8-A12G in HTML. Open Amendment to a previously filed 8-A12G in DOC file. Open Amendment to a previously filed 8-A12G in PDF file. Open Amendment to a previously filed 8-A12G in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Jun 13, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Jun 5, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | May 24, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | May 23, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| S-8 | Securities offered to employees pursuant to employee benefit plans | May 18, 2000 | Open Securities offered to employees pursuant to employee benefit plans in HTML. Open Securities offered to employees pursuant to employee benefit plans in DOC file. Open Securities offered to employees pursuant to employee benefit plans in PDF file. Open Securities offered to employees pursuant to employee benefit plans in XLS file. |
| S-8 | Securities offered to employees pursuant to employee benefit plans | May 18, 2000 | Open Securities offered to employees pursuant to employee benefit plans in HTML. Open Securities offered to employees pursuant to employee benefit plans in DOC file. Open Securities offered to employees pursuant to employee benefit plans in PDF file. Open Securities offered to employees pursuant to employee benefit plans in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | May 10, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | May 1, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Apr 24, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | Apr 24, 2000 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| S-3/A | Pre-effective amendment to an S-3 filing | Apr 19, 2000 | Open Pre-effective amendment to an S-3 filing in HTML. Open Pre-effective amendment to an S-3 filing in DOC file. Open Pre-effective amendment to an S-3 filing in PDF file. Open Pre-effective amendment to an S-3 filing in XLS file. |