Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-23-055074-index-headers.html | 2023-05-02 17:01:51 | |
| 0001104659-23-055074-index.html | 2023-05-02 17:01:51 | |
| 0001104659-23-055074.txt | 2023-05-02 17:01:51 | |
 0001104659-23-055074-xbrl.zip | 54909 | 2023-05-02 17:01:51 |
| FilingSummary.xml | 1687 | 2023-05-02 17:01:51 |
| Financial_Report.xlsx | 5703 | 2023-05-02 17:01:51 |
| imgn-20230501.xsd | 3036 | 2023-05-02 17:01:51 |
| imgn-20230501_lab.xml | 34476 | 2023-05-02 17:01:51 |
| imgn-20230501_pre.xml | 22597 | 2023-05-02 17:01:51 |
| MetaLinks.json | 39374 | 2023-05-02 17:01:51 |
| R1.htm | 39590 | 2023-05-02 17:01:51 |
| report.css | 2767 | 2023-05-02 17:01:51 |
| Show.js | 1085 | 2023-05-02 17:01:51 |
| tm2314366d1_8k.htm | 30685 | 2023-05-02 17:01:51 |
| tm2314366d1_8k_htm.xml | 3591 | 2023-05-02 17:01:51 |
| tm2314366d1_ex10-1.htm | 142177 | 2023-05-02 17:01:51 |
| tm2314366d1_ex3-1.htm | 111555 | 2023-05-02 17:01:51 |