Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-20-011540-index-headers.html | 2020-10-19 08:57:01 | |
| 0001558370-20-011540-index.html | 2020-10-19 08:57:01 | |
| 0001558370-20-011540.txt | 2020-10-19 08:57:01 | |
 0001558370-20-011540-xbrl.zip | 15084 | 2020-10-19 08:57:01 |
| FilingSummary.xml | 1733 | 2020-10-19 08:57:01 |
| Financial_Report.xlsx | 5441 | 2020-10-19 08:57:01 |
| imgn-20201019.xsd | 2988 | 2020-10-19 08:57:01 |
| imgn-20201019x8k.htm | 44355 | 2020-10-19 08:57:01 |
| imgn-20201019x8k_htm.xml | 4692 | 2020-10-19 08:57:01 |
| imgn-20201019xex99d1.htm | 18247 | 2020-10-19 08:57:01 |
 imgn-20201019xex99d1001.jpg | 5023 | 2020-10-19 08:57:01 |
| imgn-20201019_lab.xml | 16757 | 2020-10-19 08:57:01 |
| imgn-20201019_pre.xml | 9904 | 2020-10-19 08:57:01 |
| MetaLinks.json | 16668 | 2020-10-19 08:57:01 |
| R1.htm | 38634 | 2020-10-19 08:57:01 |
| report.css | 2767 | 2020-10-19 08:57:01 |
| Show.js | 1085 | 2020-10-19 08:57:01 |