Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-18-013784-index-headers.html | 2018-11-06 16:24:01 | |
| 0001628280-18-013784-index.html | 2018-11-06 16:24:01 | |
| 0001628280-18-013784.txt | 2018-11-06 16:24:01 | |
 0001628280-18-013784-xbrl.zip | 99955 | 2018-11-06 16:24:01 |
| FilingSummary.xml | 25145 | 2018-11-06 16:24:01 |
| Financial_Report.xlsx | 48252 | 2018-11-06 16:24:01 |
| mrtx-20180930.xml | 740549 | 2018-11-06 16:24:01 |
| mrtx-20180930.xsd | 29104 | 2018-11-06 16:24:01 |
| mrtx-20180930x10q.htm | 866758 | 2018-11-06 16:24:01 |
| mrtx-20180930_cal.xml | 48811 | 2018-11-06 16:24:01 |
| mrtx-20180930_def.xml | 85359 | 2018-11-06 16:24:01 |
| mrtx-20180930_lab.xml | 326808 | 2018-11-06 16:24:01 |
| mrtx-20180930_pre.xml | 179801 | 2018-11-06 16:24:01 |
| mrtx093018ex311.htm | 12409 | 2018-11-06 16:24:01 |
| mrtx093018ex312.htm | 12873 | 2018-11-06 16:24:01 |
| mrtx093018ex321.htm | 8238 | 2018-11-06 16:24:01 |
| R1.htm | 20385 | 2018-11-06 16:24:01 |
| R10.htm | 84276 | 2018-11-06 16:24:01 |
| R11.htm | 16669 | 2018-11-06 16:24:01 |
| R12.htm | 21676 | 2018-11-06 16:24:01 |
| R13.htm | 17136 | 2018-11-06 16:24:01 |
| R14.htm | 34471 | 2018-11-06 16:24:01 |
| R15.htm | 41028 | 2018-11-06 16:24:01 |
| R16.htm | 12005 | 2018-11-06 16:24:01 |
| R17.htm | 41252 | 2018-11-06 16:24:01 |
| R18.htm | 41531 | 2018-11-06 16:24:01 |
| R19.htm | 19159 | 2018-11-06 16:24:01 |
| R2.htm | 58214 | 2018-11-06 16:24:01 |
| R20.htm | 41445 | 2018-11-06 16:24:01 |
| R21.htm | 77025 | 2018-11-06 16:24:01 |
| R22.htm | 15985 | 2018-11-06 16:24:01 |
| R23.htm | 20577 | 2018-11-06 16:24:01 |
| R24.htm | 15780 | 2018-11-06 16:24:01 |
| R25.htm | 23601 | 2018-11-06 16:24:01 |
| R26.htm | 18892 | 2018-11-06 16:24:01 |
| R27.htm | 9307 | 2018-11-06 16:24:01 |
| R28.htm | 22140 | 2018-11-06 16:24:01 |
| R29.htm | 4774 | 2018-11-06 16:24:01 |
| R3.htm | 19003 | 2018-11-06 16:24:01 |
| R30.htm | 4056 | 2018-11-06 16:24:01 |
| R31.htm | 10830 | 2018-11-06 16:24:01 |
| R32.htm | 20368 | 2018-11-06 16:24:01 |
| R33.htm | 42797 | 2018-11-06 16:24:01 |
| R34.htm | 13165 | 2018-11-06 16:24:01 |
| R35.htm | 23613 | 2018-11-06 16:24:01 |
| R36.htm | 19552 | 2018-11-06 16:24:01 |
| R37.htm | 12446 | 2018-11-06 16:24:01 |
| R38.htm | 22391 | 2018-11-06 16:24:01 |
| R39.htm | 17268 | 2018-11-06 16:24:01 |
| R4.htm | 32423 | 2018-11-06 16:24:01 |
| R40.htm | 10451 | 2018-11-06 16:24:01 |
| R41.htm | 11540 | 2018-11-06 16:24:01 |
| R42.htm | 36685 | 2018-11-06 16:24:01 |
| R5.htm | 48971 | 2018-11-06 16:24:01 |
| R6.htm | 5999 | 2018-11-06 16:24:01 |
| R7.htm | 29859 | 2018-11-06 16:24:01 |
| R8.htm | 16661 | 2018-11-06 16:24:01 |
| R9.htm | 44462 | 2018-11-06 16:24:01 |
| report.css | 2767 | 2018-11-06 16:24:01 |
| Show.js | 1085 | 2018-11-06 16:24:01 |