Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-20-013010-index-headers.html | 2020-11-06 06:53:50 | |
| 0001558370-20-013010-index.html | 2020-11-06 06:53:50 | |
| 0001558370-20-013010.txt | 2020-11-06 06:53:50 | |
 0001558370-20-013010-xbrl.zip | 19743 | 2020-11-06 06:53:50 |
| FilingSummary.xml | 1733 | 2020-11-06 06:53:50 |
| Financial_Report.xlsx | 5441 | 2020-11-06 06:53:50 |
| imgn-20201106.xsd | 2986 | 2020-11-06 06:53:50 |
| imgn-20201106x8k.htm | 37523 | 2020-11-06 06:53:50 |
| imgn-20201106x8k_htm.xml | 4646 | 2020-11-06 06:53:50 |
| imgn-20201106xex99d1.htm | 205622 | 2020-11-06 06:53:50 |
 imgn-20201106xex99d1001.jpg | 5023 | 2020-11-06 06:53:50 |
| imgn-20201106_lab.xml | 16755 | 2020-11-06 06:53:50 |
| imgn-20201106_pre.xml | 9902 | 2020-11-06 06:53:50 |
| MetaLinks.json | 16664 | 2020-11-06 06:53:50 |
| R1.htm | 38635 | 2020-11-06 06:53:50 |
| report.css | 2767 | 2020-11-06 06:53:50 |
| Show.js | 1085 | 2020-11-06 06:53:50 |