Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-21-000930-index-headers.html | 2021-02-12 06:37:33 | |
| 0001558370-21-000930-index.html | 2021-02-12 06:37:33 | |
| 0001558370-21-000930.txt | 2021-02-12 06:37:33 | |
 0001558370-21-000930-xbrl.zip | 20197 | 2021-02-12 06:37:33 |
| FilingSummary.xml | 1733 | 2021-02-12 06:37:33 |
| Financial_Report.xlsx | 5436 | 2021-02-12 06:37:33 |
| imgn-20210212.xsd | 2986 | 2021-02-12 06:37:33 |
| imgn-20210212x8k.htm | 37106 | 2021-02-12 06:37:33 |
| imgn-20210212x8k_htm.xml | 4642 | 2021-02-12 06:37:33 |
| imgn-20210212xex99d1.htm | 223184 | 2021-02-12 06:37:33 |
 imgn-20210212xex99d1001.jpg | 5023 | 2021-02-12 06:37:33 |
| imgn-20210212_lab.xml | 16755 | 2021-02-12 06:37:33 |
| imgn-20210212_pre.xml | 9902 | 2021-02-12 06:37:33 |
| MetaLinks.json | 16664 | 2021-02-12 06:37:33 |
| R1.htm | 38630 | 2021-02-12 06:37:33 |
| report.css | 2767 | 2021-02-12 06:37:33 |
| Show.js | 1085 | 2021-02-12 06:37:33 |