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| 0001558370-20-013027.txt | 2020-11-06 08:38:56 | |
 0001558370-20-013027-xbrl.zip | 204671 | 2020-11-06 08:38:56 |
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| imgn-20200930xex32.htm | 10015 | 2020-11-06 08:38:56 |
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| report.css | 2767 | 2020-11-06 08:38:56 |
| Show.js | 1085 | 2020-11-06 08:38:56 |