Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001566469-22-000060-index-headers.html | 2022-12-15 16:21:31 | |
| 0001566469-22-000060-index.html | 2022-12-15 16:21:31 | |
| 0001566469-22-000060.txt | 2022-12-15 16:21:31 | |
 0001566469-22-000060-xbrl.zip | 34693 | 2022-12-15 16:21:31 |
| exhibit3112152022.htm | 9418 | 2022-12-15 16:21:31 |
| exhibit99112152022.htm | 11919 | 2022-12-15 16:21:31 |
| FilingSummary.xml | 1730 | 2022-12-15 16:21:31 |
| Financial_Report.xlsx | 5710 | 2022-12-15 16:21:31 |
 image.jpg | 11749 | 2022-12-15 16:21:31 |
| MetaLinks.json | 16932 | 2022-12-15 16:21:31 |
| nh-20221215.htm | 43303 | 2022-12-15 16:21:31 |
| nh-20221215.xsd | 1890 | 2022-12-15 16:21:31 |
 nh-20221215_g1.jpg | 19217 | 2022-12-15 16:21:31 |
| nh-20221215_htm.xml | 11073 | 2022-12-15 16:21:31 |
| nh-20221215_lab.xml | 24833 | 2022-12-15 16:21:31 |
| nh-20221215_pre.xml | 13037 | 2022-12-15 16:21:31 |
| R1.htm | 39605 | 2022-12-15 16:21:31 |
| report.css | 2767 | 2022-12-15 16:21:31 |
| Show.js | 1085 | 2022-12-15 16:21:31 |