Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-23-002470-index-headers.html | 2023-03-01 06:40:18 | |
| 0001558370-23-002470-index.html | 2023-03-01 06:40:18 | |
| 0001558370-23-002470.txt | 2023-03-01 06:40:18 | |
 0001558370-23-002470-xbrl.zip | 21650 | 2023-03-01 06:40:18 |
| FilingSummary.xml | 2210 | 2023-03-01 06:40:18 |
| Financial_Report.xlsx | 6634 | 2023-03-01 06:40:18 |
| imgn-20230301.xsd | 4052 | 2023-03-01 06:40:18 |
| imgn-20230301x8k.htm | 36478 | 2023-03-01 06:40:18 |
| imgn-20230301x8k_htm.xml | 4590 | 2023-03-01 06:40:18 |
| imgn-20230301xex99d1.htm | 227035 | 2023-03-01 06:40:18 |
 imgn-20230301xex99d1001.jpg | 7018 | 2023-03-01 06:40:18 |
| imgn-20230301_def.xml | 3234 | 2023-03-01 06:40:18 |
| imgn-20230301_lab.xml | 630 | 2023-03-01 06:40:18 |
| imgn-20230301_pre.xml | 10100 | 2023-03-01 06:40:18 |
| MetaLinks.json | 97179 | 2023-03-01 06:40:18 |
| R1.htm | 38091 | 2023-03-01 06:40:18 |
| R2.htm | 21136 | 2023-03-01 06:40:18 |
| report.css | 2767 | 2023-03-01 06:40:18 |
| Show.js | 1085 | 2023-03-01 06:40:18 |