Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-23-007145-index-headers.html | 2023-04-28 06:36:28 | |
| 0001558370-23-007145-index.html | 2023-04-28 06:36:28 | |
| 0001558370-23-007145.txt | 2023-04-28 06:36:28 | |
 0001558370-23-007145-xbrl.zip | 18898 | 2023-04-28 06:36:28 |
| FilingSummary.xml | 2210 | 2023-04-28 06:36:28 |
| Financial_Report.xlsx | 6632 | 2023-04-28 06:36:28 |
| imgn-20230428.xsd | 4054 | 2023-04-28 06:36:28 |
| imgn-20230428x8k.htm | 36513 | 2023-04-28 06:36:28 |
| imgn-20230428x8k_htm.xml | 4636 | 2023-04-28 06:36:28 |
| imgn-20230428xex99d1.htm | 138954 | 2023-04-28 06:36:28 |
 imgn-20230428xex99d1001.jpg | 7018 | 2023-04-28 06:36:28 |
| imgn-20230428_def.xml | 3236 | 2023-04-28 06:36:28 |
| imgn-20230428_lab.xml | 632 | 2023-04-28 06:36:28 |
| imgn-20230428_pre.xml | 10102 | 2023-04-28 06:36:28 |
| MetaLinks.json | 97185 | 2023-04-28 06:36:28 |
| R1.htm | 38090 | 2023-04-28 06:36:28 |
| R2.htm | 21136 | 2023-04-28 06:36:28 |
| report.css | 2767 | 2023-04-28 06:36:28 |
| Show.js | 1085 | 2023-04-28 06:36:28 |