Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-23-005127-index-headers.html | 2023-02-24 20:02:15 | |
| 0001628280-23-005127-index.html | 2023-02-24 20:02:15 | |
| 0001628280-23-005127.txt | 2023-02-24 20:02:15 | |
 0001628280-23-005127-xbrl.zip | 550775 | 2023-02-24 20:02:15 |
| FilingSummary.xml | 38279 | 2023-02-24 20:02:15 |
| Financial_Report.xlsx | 130708 | 2023-02-24 20:02:15 |
| MetaLinks.json | 842042 | 2023-02-24 20:02:15 |
| R1.htm | 62705 | 2023-02-24 20:02:15 |
| R10.htm | 92363 | 2023-02-24 20:02:15 |
| R11.htm | 4422 | 2023-02-24 20:02:15 |
| R12.htm | 15146 | 2023-02-24 20:02:15 |
| R13.htm | 49425 | 2023-02-24 20:02:15 |
| R14.htm | 101551 | 2023-02-24 20:02:15 |
| R15.htm | 34021 | 2023-02-24 20:02:15 |
| R16.htm | 8335 | 2023-02-24 20:02:15 |
| R17.htm | 108026 | 2023-02-24 20:02:15 |
| R18.htm | 8928 | 2023-02-24 20:02:15 |
| R19.htm | 85437 | 2023-02-24 20:02:15 |
| R2.htm | 7790 | 2023-02-24 20:02:15 |
| R20.htm | 93803 | 2023-02-24 20:02:15 |
| R21.htm | 94639 | 2023-02-24 20:02:15 |
| R22.htm | 13791 | 2023-02-24 20:02:15 |
| R23.htm | 45527 | 2023-02-24 20:02:15 |
| R24.htm | 102384 | 2023-02-24 20:02:15 |
| R25.htm | 31563 | 2023-02-24 20:02:15 |
| R26.htm | 40041 | 2023-02-24 20:02:15 |
| R27.htm | 4954 | 2023-02-24 20:02:15 |
| R28.htm | 7085 | 2023-02-24 20:02:15 |
| R29.htm | 12420 | 2023-02-24 20:02:15 |
| R3.htm | 101726 | 2023-02-24 20:02:15 |
| R30.htm | 17279 | 2023-02-24 20:02:15 |
| R31.htm | 38582 | 2023-02-24 20:02:15 |
| R32.htm | 14386 | 2023-02-24 20:02:15 |
| R33.htm | 57187 | 2023-02-24 20:02:15 |
| R34.htm | 5639 | 2023-02-24 20:02:15 |
| R35.htm | 4572 | 2023-02-24 20:02:15 |
| R36.htm | 40993 | 2023-02-24 20:02:15 |
| R37.htm | 4829 | 2023-02-24 20:02:15 |
| R38.htm | 30960 | 2023-02-24 20:02:15 |
| R39.htm | 19397 | 2023-02-24 20:02:15 |
| R4.htm | 19491 | 2023-02-24 20:02:15 |
| R40.htm | 20100 | 2023-02-24 20:02:15 |
| R41.htm | 13342 | 2023-02-24 20:02:15 |
| R42.htm | 10033 | 2023-02-24 20:02:15 |
| R43.htm | 30366 | 2023-02-24 20:02:15 |
| R44.htm | 9307 | 2023-02-24 20:02:15 |
| R45.htm | 15776 | 2023-02-24 20:02:15 |
| R46.htm | 19839 | 2023-02-24 20:02:15 |
| R47.htm | 23824 | 2023-02-24 20:02:15 |
| R48.htm | 39150 | 2023-02-24 20:02:15 |
| R49.htm | 18258 | 2023-02-24 20:02:15 |
| R5.htm | 77979 | 2023-02-24 20:02:15 |
| R50.htm | 53552 | 2023-02-24 20:02:15 |
| R51.htm | 16120 | 2023-02-24 20:02:15 |
| R52.htm | 15425 | 2023-02-24 20:02:15 |
| R53.htm | 54621 | 2023-02-24 20:02:15 |
| R54.htm | 32089 | 2023-02-24 20:02:15 |
| R55.htm | 26154 | 2023-02-24 20:02:15 |
| R56.htm | 15726 | 2023-02-24 20:02:15 |
| R57.htm | 42570 | 2023-02-24 20:02:15 |
| R58.htm | 26297 | 2023-02-24 20:02:15 |
| R59.htm | 16164 | 2023-02-24 20:02:15 |
| R6.htm | 51374 | 2023-02-24 20:02:15 |
| R60.htm | 403369 | 2023-02-24 20:02:15 |
| R61.htm | 42101 | 2023-02-24 20:02:15 |
| R62.htm | 21233 | 2023-02-24 20:02:15 |
| R7.htm | 106845 | 2023-02-24 20:02:15 |
| R8.htm | 110510 | 2023-02-24 20:02:15 |
| R9.htm | 5858 | 2023-02-24 20:02:15 |
| report.css | 2767 | 2023-02-24 20:02:15 |
| Show.js | 1085 | 2023-02-24 20:02:15 |
| xncr-20221231.htm | 2475955 | 2023-02-24 20:02:15 |
| xncr-20221231.xsd | 68146 | 2023-02-24 20:02:15 |
| xncr-20221231xexx1039.htm | 34555 | 2023-02-24 20:02:15 |
| xncr-20221231xexx1040.htm | 15079 | 2023-02-24 20:02:15 |
| xncr-20221231xexx1042.htm | 119425 | 2023-02-24 20:02:15 |
| xncr-20221231xexx1043.htm | 22515 | 2023-02-24 20:02:15 |
| xncr-20221231xexx231.htm | 2221 | 2023-02-24 20:02:15 |
| xncr-20221231xexx311.htm | 10173 | 2023-02-24 20:02:15 |
| xncr-20221231xexx312.htm | 10151 | 2023-02-24 20:02:15 |
| xncr-20221231xexx32.htm | 234827 | 2023-02-24 20:02:15 |
| xncr-20221231xexx321.htm | 5632 | 2023-02-24 20:02:15 |
| xncr-20221231xexx322.htm | 5577 | 2023-02-24 20:02:15 |
| xncr-20221231_cal.xml | 93250 | 2023-02-24 20:02:15 |
| xncr-20221231_def.xml | 351257 | 2023-02-24 20:02:15 |
 xncr-20221231_g1.jpg | 92805 | 2023-02-24 20:02:15 |
| xncr-20221231_htm.xml | 1870710 | 2023-02-24 20:02:15 |
| xncr-20221231_lab.xml | 848325 | 2023-02-24 20:02:15 |
| xncr-20221231_pre.xml | 564589 | 2023-02-24 20:02:15 |