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| 0001437749-19-008410-index.html | 2019-05-01 16:16:31 | |
| 0001437749-19-008410.txt | 2019-05-01 16:16:31 | |
 0001437749-19-008410-xbrl.zip | 137684 | 2019-05-01 16:16:31 |
| ex_141629.htm | 14344 | 2019-05-01 16:16:31 |
| ex_141630.htm | 14525 | 2019-05-01 16:16:31 |
| ex_141631.htm | 9882 | 2019-05-01 16:16:31 |
| FilingSummary.xml | 36913 | 2019-05-01 16:16:31 |
| Financial_Report.xlsx | 55815 | 2019-05-01 16:16:31 |
| nvtr-20190331.xml | 1005089 | 2019-05-01 16:16:31 |
| nvtr-20190331.xsd | 58287 | 2019-05-01 16:16:31 |
| nvtr-20190331_cal.xml | 44476 | 2019-05-01 16:16:31 |
| nvtr-20190331_def.xml | 395803 | 2019-05-01 16:16:31 |
| nvtr-20190331_lab.xml | 357401 | 2019-05-01 16:16:31 |
| nvtr-20190331_pre.xml | 423464 | 2019-05-01 16:16:31 |
| nvtr20190331_10q.htm | 878882 | 2019-05-01 16:16:31 |
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| report.css | 2767 | 2019-05-01 16:16:31 |
| Show.js | 1085 | 2019-05-01 16:16:31 |