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| 0001104659-22-072450.txt | 2022-06-17 17:07:15 | |
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| FilingSummary.xml | 1648 | 2022-06-17 17:07:15 |
| Financial_Report.xlsx | 5640 | 2022-06-17 17:07:15 |
| imgn-20220615.xsd | 3036 | 2022-06-17 17:07:15 |
| imgn-20220615_lab.xml | 34476 | 2022-06-17 17:07:15 |
| imgn-20220615_pre.xml | 22597 | 2022-06-17 17:07:15 |
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| tm2218648d2_ex10-1.htm | 138834 | 2022-06-17 17:07:15 |