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| 0000899866-20-000072-index.html | 2020-07-30 07:06:49 | |
| 0000899866-20-000072.txt | 2020-07-30 07:06:49 | |
 0000899866-20-000072-xbrl.zip | 41610 | 2020-07-30 07:06:49 |
 a2016earningsreleaseim1.jpg | 12335 | 2020-07-30 07:06:49 |
| alxn-20200730.htm | 40589 | 2020-07-30 07:06:49 |
| alxn-20200730.xsd | 2452 | 2020-07-30 07:06:49 |
| alxn-20200730_cal.xml | 741 | 2020-07-30 07:06:49 |
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| alxn-20200730_htm.xml | 10808 | 2020-07-30 07:06:49 |
| alxn-20200730_lab.xml | 24275 | 2020-07-30 07:06:49 |
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| earningsreleaseq22020.htm | 731113 | 2020-07-30 07:06:49 |
| FilingSummary.xml | 1759 | 2020-07-30 07:06:49 |
| Financial_Report.xlsx | 5470 | 2020-07-30 07:06:49 |
| MetaLinks.json | 17580 | 2020-07-30 07:06:49 |
| R1.htm | 38630 | 2020-07-30 07:06:49 |
| report.css | 2767 | 2020-07-30 07:06:49 |
| Show.js | 1085 | 2020-07-30 07:06:49 |