Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-23-000020-index-headers.html | 2023-01-04 06:38:37 | |
| 0001558370-23-000020-index.html | 2023-01-04 06:38:37 | |
| 0001558370-23-000020.txt | 2023-01-04 06:38:37 | |
 0001558370-23-000020-xbrl.zip | 13445 | 2023-01-04 06:38:37 |
| FilingSummary.xml | 2210 | 2023-01-04 06:38:37 |
| Financial_Report.xlsx | 6650 | 2023-01-04 06:38:37 |
| imgn-20230104.xsd | 4054 | 2023-01-04 06:38:37 |
| imgn-20230104x8k.htm | 42524 | 2023-01-04 06:38:37 |
| imgn-20230104x8k_htm.xml | 4596 | 2023-01-04 06:38:37 |
| imgn-20230104xex99d1.htm | 15329 | 2023-01-04 06:38:37 |
 imgn-20230104xex99d1001.jpg | 7018 | 2023-01-04 06:38:37 |
| imgn-20230104_def.xml | 3236 | 2023-01-04 06:38:37 |
| imgn-20230104_lab.xml | 632 | 2023-01-04 06:38:37 |
| imgn-20230104_pre.xml | 10102 | 2023-01-04 06:38:37 |
| MetaLinks.json | 97179 | 2023-01-04 06:38:37 |
| R1.htm | 38097 | 2023-01-04 06:38:37 |
| R2.htm | 21142 | 2023-01-04 06:38:37 |
| report.css | 2767 | 2023-01-04 06:38:37 |
| Show.js | 1085 | 2023-01-04 06:38:37 |