Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-22-003263-index-headers.html | 2022-02-22 09:03:52 | |
| 0001628280-22-003263-index.html | 2022-02-22 09:03:52 | |
| 0001628280-22-003263.txt | 2022-02-22 09:03:52 | |
 0001628280-22-003263-xbrl.zip | 543641 | 2022-02-22 09:03:52 |
| espr-20211231.htm | 2277884 | 2022-02-22 09:03:52 |
| espr-20211231.xsd | 69447 | 2022-02-22 09:03:52 |
| espr-20211231_cal.xml | 77413 | 2022-02-22 09:03:52 |
| espr-20211231_def.xml | 342442 | 2022-02-22 09:03:52 |
 espr-20211231_g1.jpg | 136565 | 2022-02-22 09:03:52 |
| espr-20211231_htm.xml | 1354533 | 2022-02-22 09:03:52 |
| espr-20211231_lab.xml | 845335 | 2022-02-22 09:03:52 |
| espr-20211231_pre.xml | 554840 | 2022-02-22 09:03:52 |
| ex-231q42021.htm | 9339 | 2022-02-22 09:03:52 |
| ex-311q42021.htm | 10028 | 2022-02-22 09:03:52 |
| ex-312q42021.htm | 10587 | 2022-02-22 09:03:52 |
| ex-321q42021.htm | 6309 | 2022-02-22 09:03:52 |
| FilingSummary.xml | 40898 | 2022-02-22 09:03:52 |
| Financial_Report.xlsx | 118845 | 2022-02-22 09:03:52 |
| MetaLinks.json | 782712 | 2022-02-22 09:03:52 |
| R1.htm | 63317 | 2022-02-22 09:03:52 |
| R10.htm | 21322 | 2022-02-22 09:03:52 |
| R11.htm | 11321 | 2022-02-22 09:03:52 |
| R12.htm | 7851 | 2022-02-22 09:03:52 |
| R13.htm | 16394 | 2022-02-22 09:03:52 |
| R14.htm | 13484 | 2022-02-22 09:03:52 |
| R15.htm | 34808 | 2022-02-22 09:03:52 |
| R16.htm | 32341 | 2022-02-22 09:03:52 |
| R17.htm | 28574 | 2022-02-22 09:03:52 |
| R18.htm | 31716 | 2022-02-22 09:03:52 |
| R19.htm | 11878 | 2022-02-22 09:03:52 |
| R2.htm | 7872 | 2022-02-22 09:03:52 |
| R20.htm | 77233 | 2022-02-22 09:03:52 |
| R21.htm | 8556 | 2022-02-22 09:03:52 |
| R22.htm | 15807 | 2022-02-22 09:03:52 |
| R23.htm | 51638 | 2022-02-22 09:03:52 |
| R24.htm | 19720 | 2022-02-22 09:03:52 |
| R25.htm | 10697 | 2022-02-22 09:03:52 |
| R26.htm | 94016 | 2022-02-22 09:03:52 |
| R27.htm | 12334 | 2022-02-22 09:03:52 |
| R28.htm | 15509 | 2022-02-22 09:03:52 |
| R29.htm | 13235 | 2022-02-22 09:03:52 |
| R3.htm | 117870 | 2022-02-22 09:03:52 |
| R30.htm | 33066 | 2022-02-22 09:03:52 |
| R31.htm | 27518 | 2022-02-22 09:03:52 |
| R32.htm | 12056 | 2022-02-22 09:03:52 |
| R33.htm | 9421 | 2022-02-22 09:03:52 |
| R34.htm | 68582 | 2022-02-22 09:03:52 |
| R35.htm | 16111 | 2022-02-22 09:03:52 |
| R36.htm | 48481 | 2022-02-22 09:03:52 |
| R37.htm | 18419 | 2022-02-22 09:03:52 |
| R38.htm | 10415 | 2022-02-22 09:03:52 |
| R39.htm | 67509 | 2022-02-22 09:03:52 |
| R4.htm | 19731 | 2022-02-22 09:03:52 |
| R40.htm | 45732 | 2022-02-22 09:03:52 |
| R41.htm | 82334 | 2022-02-22 09:03:52 |
| R42.htm | 12084 | 2022-02-22 09:03:52 |
| R43.htm | 10945 | 2022-02-22 09:03:52 |
| R44.htm | 22445 | 2022-02-22 09:03:52 |
| R45.htm | 17634 | 2022-02-22 09:03:52 |
| R46.htm | 23502 | 2022-02-22 09:03:52 |
| R47.htm | 15956 | 2022-02-22 09:03:52 |
| R48.htm | 37730 | 2022-02-22 09:03:52 |
| R49.htm | 106091 | 2022-02-22 09:03:52 |
| R5.htm | 68728 | 2022-02-22 09:03:52 |
| R50.htm | 14166 | 2022-02-22 09:03:52 |
| R51.htm | 107144 | 2022-02-22 09:03:52 |
| R52.htm | 14335 | 2022-02-22 09:03:52 |
| R53.htm | 19611 | 2022-02-22 09:03:52 |
| R54.htm | 18627 | 2022-02-22 09:03:52 |
| R55.htm | 29242 | 2022-02-22 09:03:52 |
| R56.htm | 44872 | 2022-02-22 09:03:52 |
| R57.htm | 12224 | 2022-02-22 09:03:52 |
| R58.htm | 25200 | 2022-02-22 09:03:52 |
| R59.htm | 24919 | 2022-02-22 09:03:52 |
| R6.htm | 93563 | 2022-02-22 09:03:52 |
| R60.htm | 36423 | 2022-02-22 09:03:52 |
| R61.htm | 27700 | 2022-02-22 09:03:52 |
| R62.htm | 4524 | 2022-02-22 09:03:52 |
| R63.htm | 20756 | 2022-02-22 09:03:52 |
| R64.htm | 22230 | 2022-02-22 09:03:52 |
| R65.htm | 22168 | 2022-02-22 09:03:52 |
| R66.htm | 20206 | 2022-02-22 09:03:52 |
| R67.htm | 11708 | 2022-02-22 09:03:52 |
| R68.htm | 28098 | 2022-02-22 09:03:52 |
| R69.htm | 22638 | 2022-02-22 09:03:52 |
| R7.htm | 102625 | 2022-02-22 09:03:52 |
| R70.htm | 12592 | 2022-02-22 09:03:52 |
| R8.htm | 17567 | 2022-02-22 09:03:52 |
| R9.htm | 43706 | 2022-02-22 09:03:52 |
| report.css | 2767 | 2022-02-22 09:03:52 |
| Show.js | 1085 | 2022-02-22 09:03:52 |