Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-21-016310-index-headers.html | 2021-11-24 07:41:20 | |
| 0001558370-21-016310-index.html | 2021-11-24 07:41:20 | |
| 0001558370-21-016310.txt | 2021-11-24 07:41:20 | |
 0001558370-21-016310-xbrl.zip | 266634 | 2021-11-24 07:41:20 |
| cntg-20210930.xsd | 88615 | 2021-11-24 07:41:20 |
| cntg-20210930x6k.htm | 233904 | 2021-11-24 07:41:20 |
| cntg-20210930x6k_htm.xml | 2031128 | 2021-11-24 07:41:20 |
| cntg-20210930xex99d1.htm | 39869 | 2021-11-24 07:41:20 |
| cntg-20210930xex99d2.htm | 1426841 | 2021-11-24 07:41:20 |
| cntg-20210930xex99d3.htm | 317795 | 2021-11-24 07:41:20 |
 cntg-20210930xex99d3001.jpg | 28914 | 2021-11-24 07:41:20 |
 cntg-20210930xex99d3002.jpg | 31018 | 2021-11-24 07:41:20 |
 cntg-20210930xex99d3003.jpg | 32174 | 2021-11-24 07:41:20 |
 cntg-20210930xex99d3004.jpg | 22951 | 2021-11-24 07:41:20 |
| cntg-20210930xex99d4.htm | 5630 | 2021-11-24 07:41:20 |
| cntg-20210930_cal.xml | 78588 | 2021-11-24 07:41:20 |
| cntg-20210930_def.xml | 326188 | 2021-11-24 07:41:20 |
| cntg-20210930_lab.xml | 685802 | 2021-11-24 07:41:20 |
| cntg-20210930_pre.xml | 494461 | 2021-11-24 07:41:20 |
| FilingSummary.xml | 30342 | 2021-11-24 07:41:20 |
| Financial_Report.xlsx | 79360 | 2021-11-24 07:41:20 |
| MetaLinks.json | 676896 | 2021-11-24 07:41:20 |
| R1.htm | 15994 | 2021-11-24 07:41:20 |
| R10.htm | 201430 | 2021-11-24 07:41:20 |
| R11.htm | 37640 | 2021-11-24 07:41:20 |
| R12.htm | 48023 | 2021-11-24 07:41:20 |
| R13.htm | 5482 | 2021-11-24 07:41:20 |
| R14.htm | 7015 | 2021-11-24 07:41:20 |
| R15.htm | 85001 | 2021-11-24 07:41:20 |
| R16.htm | 66985 | 2021-11-24 07:41:20 |
| R17.htm | 7652 | 2021-11-24 07:41:20 |
| R18.htm | 13022 | 2021-11-24 07:41:20 |
| R19.htm | 6272 | 2021-11-24 07:41:20 |
| R2.htm | 65283 | 2021-11-24 07:41:20 |
| R20.htm | 13565 | 2021-11-24 07:41:20 |
| R21.htm | 204520 | 2021-11-24 07:41:20 |
| R22.htm | 196498 | 2021-11-24 07:41:20 |
| R23.htm | 37454 | 2021-11-24 07:41:20 |
| R24.htm | 47728 | 2021-11-24 07:41:20 |
| R25.htm | 84441 | 2021-11-24 07:41:20 |
| R26.htm | 94653 | 2021-11-24 07:41:20 |
| R27.htm | 15612 | 2021-11-24 07:41:20 |
| R28.htm | 34033 | 2021-11-24 07:41:20 |
| R29.htm | 75728 | 2021-11-24 07:41:20 |
| R3.htm | 73331 | 2021-11-24 07:41:20 |
| R30.htm | 42246 | 2021-11-24 07:41:20 |
| R31.htm | 41133 | 2021-11-24 07:41:20 |
| R32.htm | 39116 | 2021-11-24 07:41:20 |
| R33.htm | 9470 | 2021-11-24 07:41:20 |
| R34.htm | 12317 | 2021-11-24 07:41:20 |
| R35.htm | 10406 | 2021-11-24 07:41:20 |
| R36.htm | 18163 | 2021-11-24 07:41:20 |
| R37.htm | 79901 | 2021-11-24 07:41:20 |
| R38.htm | 14328 | 2021-11-24 07:41:20 |
| R39.htm | 9417 | 2021-11-24 07:41:20 |
| R4.htm | 72964 | 2021-11-24 07:41:20 |
| R40.htm | 4228 | 2021-11-24 07:41:20 |
| R41.htm | 22000 | 2021-11-24 07:41:20 |
| R42.htm | 38083 | 2021-11-24 07:41:20 |
| R43.htm | 27140 | 2021-11-24 07:41:20 |
| R44.htm | 5393 | 2021-11-24 07:41:20 |
| R45.htm | 50711 | 2021-11-24 07:41:20 |
| R46.htm | 93006 | 2021-11-24 07:41:20 |
| R47.htm | 16304 | 2021-11-24 07:41:20 |
| R48.htm | 15674 | 2021-11-24 07:41:20 |
| R49.htm | 8144 | 2021-11-24 07:41:20 |
| R5.htm | 35018 | 2021-11-24 07:41:20 |
| R6.htm | 6397 | 2021-11-24 07:41:20 |
| R7.htm | 16187 | 2021-11-24 07:41:20 |
| R8.htm | 7228 | 2021-11-24 07:41:20 |
| R9.htm | 212202 | 2021-11-24 07:41:20 |
| report.css | 2767 | 2021-11-24 07:41:20 |
| Show.js | 1085 | 2021-11-24 07:41:20 |