Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001708035-23-000013-index-headers.html | 2023-05-05 16:58:07 | |
| 0001708035-23-000013-index.html | 2023-05-05 16:58:07 | |
| 0001708035-23-000013.txt | 2023-05-05 16:58:07 | |
 0001708035-23-000013-xbrl.zip | 270050 | 2023-05-05 16:58:07 |
| ecvt-20230331.htm | 1638714 | 2023-05-05 16:58:07 |
| ecvt-20230331.xsd | 48722 | 2023-05-05 16:58:07 |
| ecvt-20230331_cal.xml | 63720 | 2023-05-05 16:58:07 |
| ecvt-20230331_def.xml | 253840 | 2023-05-05 16:58:07 |
| ecvt-20230331_htm.xml | 1494322 | 2023-05-05 16:58:07 |
| ecvt-20230331_lab.xml | 628018 | 2023-05-05 16:58:07 |
| ecvt-20230331_pre.xml | 427040 | 2023-05-05 16:58:07 |
| ex311-sec302ceocertx033120.htm | 11414 | 2023-05-05 16:58:07 |
| ex312-sec302cfocertx033120.htm | 11646 | 2023-05-05 16:58:07 |
| ex321-sec906ceocertx033120.htm | 5867 | 2023-05-05 16:58:07 |
| ex322-sec906cfocertx033120.htm | 6060 | 2023-05-05 16:58:07 |
| FilingSummary.xml | 43120 | 2023-05-05 16:58:07 |
| Financial_Report.xlsx | 102985 | 2023-05-05 16:58:07 |
| MetaLinks.json | 764001 | 2023-05-05 16:58:07 |
| R1.htm | 51552 | 2023-05-05 16:58:07 |
| R10.htm | 35191 | 2023-05-05 16:58:07 |
| R11.htm | 102650 | 2023-05-05 16:58:07 |
| R12.htm | 14810 | 2023-05-05 16:58:07 |
| R13.htm | 15779 | 2023-05-05 16:58:07 |
| R14.htm | 15812 | 2023-05-05 16:58:07 |
| R15.htm | 18266 | 2023-05-05 16:58:07 |
| R16.htm | 16141 | 2023-05-05 16:58:07 |
| R17.htm | 19100 | 2023-05-05 16:58:07 |
| R18.htm | 55762 | 2023-05-05 16:58:07 |
| R19.htm | 8675 | 2023-05-05 16:58:07 |
| R2.htm | 74707 | 2023-05-05 16:58:07 |
| R20.htm | 26774 | 2023-05-05 16:58:07 |
| R21.htm | 6516 | 2023-05-05 16:58:07 |
| R22.htm | 49884 | 2023-05-05 16:58:07 |
| R23.htm | 37783 | 2023-05-05 16:58:07 |
| R24.htm | 37673 | 2023-05-05 16:58:07 |
| R25.htm | 14080 | 2023-05-05 16:58:07 |
| R26.htm | 6434 | 2023-05-05 16:58:07 |
| R27.htm | 15947 | 2023-05-05 16:58:07 |
| R28.htm | 42658 | 2023-05-05 16:58:07 |
| R29.htm | 26882 | 2023-05-05 16:58:07 |
| R3.htm | 32031 | 2023-05-05 16:58:07 |
| R30.htm | 95752 | 2023-05-05 16:58:07 |
| R31.htm | 17178 | 2023-05-05 16:58:07 |
| R32.htm | 16035 | 2023-05-05 16:58:07 |
| R33.htm | 16655 | 2023-05-05 16:58:07 |
| R34.htm | 17188 | 2023-05-05 16:58:07 |
| R35.htm | 15060 | 2023-05-05 16:58:07 |
| R36.htm | 19978 | 2023-05-05 16:58:07 |
| R37.htm | 51519 | 2023-05-05 16:58:07 |
| R38.htm | 26248 | 2023-05-05 16:58:07 |
| R39.htm | 48453 | 2023-05-05 16:58:07 |
| R4.htm | 129895 | 2023-05-05 16:58:07 |
| R40.htm | 46527 | 2023-05-05 16:58:07 |
| R41.htm | 38787 | 2023-05-05 16:58:07 |
| R42.htm | 13135 | 2023-05-05 16:58:07 |
| R43.htm | 4141 | 2023-05-05 16:58:07 |
| R44.htm | 28195 | 2023-05-05 16:58:07 |
| R45.htm | 18905 | 2023-05-05 16:58:07 |
| R46.htm | 31001 | 2023-05-05 16:58:07 |
| R47.htm | 30421 | 2023-05-05 16:58:07 |
| R48.htm | 41865 | 2023-05-05 16:58:07 |
| R49.htm | 22344 | 2023-05-05 16:58:07 |
| R5.htm | 45824 | 2023-05-05 16:58:07 |
| R50.htm | 13133 | 2023-05-05 16:58:07 |
| R51.htm | 13821 | 2023-05-05 16:58:07 |
| R52.htm | 16466 | 2023-05-05 16:58:07 |
| R53.htm | 7871 | 2023-05-05 16:58:07 |
| R54.htm | 36340 | 2023-05-05 16:58:07 |
| R55.htm | 7869 | 2023-05-05 16:58:07 |
| R56.htm | 21749 | 2023-05-05 16:58:07 |
| R57.htm | 21840 | 2023-05-05 16:58:07 |
| R58.htm | 28552 | 2023-05-05 16:58:07 |
| R59.htm | 54440 | 2023-05-05 16:58:07 |
| R6.htm | 89128 | 2023-05-05 16:58:07 |
| R60.htm | 27314 | 2023-05-05 16:58:07 |
| R61.htm | 11551 | 2023-05-05 16:58:07 |
| R62.htm | 11394 | 2023-05-05 16:58:07 |
| R63.htm | 4381 | 2023-05-05 16:58:07 |
| R64.htm | 21750 | 2023-05-05 16:58:07 |
| R65.htm | 27718 | 2023-05-05 16:58:07 |
| R66.htm | 38443 | 2023-05-05 16:58:07 |
| R67.htm | 4888 | 2023-05-05 16:58:07 |
| R68.htm | 42607 | 2023-05-05 16:58:07 |
| R69.htm | 33543 | 2023-05-05 16:58:07 |
| R7.htm | 9213 | 2023-05-05 16:58:07 |
| R70.htm | 24543 | 2023-05-05 16:58:07 |
| R71.htm | 10696 | 2023-05-05 16:58:07 |
| R72.htm | 35385 | 2023-05-05 16:58:07 |
| R73.htm | 18786 | 2023-05-05 16:58:07 |
| R74.htm | 15066 | 2023-05-05 16:58:07 |
| R8.htm | 18101 | 2023-05-05 16:58:07 |
| R9.htm | 46242 | 2023-05-05 16:58:07 |
| report.css | 2767 | 2023-05-05 16:58:07 |
| Show.js | 1085 | 2023-05-05 16:58:07 |