Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-20-011447-index-headers.html | 2020-10-13 08:11:45 | |
| 0001558370-20-011447-index.html | 2020-10-13 08:11:45 | |
| 0001558370-20-011447.txt | 2020-10-13 08:11:45 | |
 0001558370-20-011447-xbrl.zip | 12189 | 2020-10-13 08:11:45 |
| FilingSummary.xml | 1733 | 2020-10-13 08:11:45 |
| Financial_Report.xlsx | 5441 | 2020-10-13 08:11:45 |
| imgn-20201009.xsd | 2988 | 2020-10-13 08:11:45 |
| imgn-20201009x8k.htm | 37479 | 2020-10-13 08:11:45 |
| imgn-20201009x8k_htm.xml | 4646 | 2020-10-13 08:11:45 |
| imgn-20201009xex99d1.htm | 11585 | 2020-10-13 08:11:45 |
 imgn-20201009xex99d1001.jpg | 5023 | 2020-10-13 08:11:45 |
| imgn-20201009_lab.xml | 16757 | 2020-10-13 08:11:45 |
| imgn-20201009_pre.xml | 9904 | 2020-10-13 08:11:45 |
| MetaLinks.json | 16664 | 2020-10-13 08:11:45 |
| R1.htm | 38635 | 2020-10-13 08:11:45 |
| report.css | 2767 | 2020-10-13 08:11:45 |
| Show.js | 1085 | 2020-10-13 08:11:45 |