Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-20-045731-index-headers.html | 2020-04-13 09:15:39 | |
| 0001104659-20-045731-index.html | 2020-04-13 09:15:39 | |
| 0001104659-20-045731.txt | 2020-04-13 09:15:39 | |
 0001104659-20-045731-xbrl.zip | 23013 | 2020-04-13 09:15:39 |
| FilingSummary.xml | 1678 | 2020-04-13 09:15:39 |
| Financial_Report.xlsx | 5794 | 2020-04-13 09:15:39 |
| MetaLinks.json | 38564 | 2020-04-13 09:15:39 |
| ntra-20200413.xsd | 3180 | 2020-04-13 09:15:39 |
| ntra-20200413_lab.xml | 34591 | 2020-04-13 09:15:39 |
| ntra-20200413_pre.xml | 22706 | 2020-04-13 09:15:39 |
| R1.htm | 40140 | 2020-04-13 09:15:39 |
| report.css | 2767 | 2020-04-13 09:15:39 |
| Show.js | 1085 | 2020-04-13 09:15:39 |
| tm2015715-1_8k.htm | 48201 | 2020-04-13 09:15:39 |
| tm2015715-1_8k_htm.xml | 3602 | 2020-04-13 09:15:39 |
| tm2015715d1_ex99-1.htm | 11983 | 2020-04-13 09:15:39 |
 tm2015715d1_ex99-1img001.jpg | 18903 | 2020-04-13 09:15:39 |
| tm2015715d1_ex99-2.htm | 9572 | 2020-04-13 09:15:39 |
 tm2015715d1_ex99-2img01.jpg | 5949 | 2020-04-13 09:15:39 |