Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000912061-19-000085-index-headers.html | 2019-12-23 17:23:29 | |
| 0000912061-19-000085-index.html | 2019-12-23 17:23:29 | |
| 0000912061-19-000085.txt | 2019-12-23 17:23:29 | |
 0000912061-19-000085-xbrl.zip | 14674 | 2019-12-23 17:23:29 |
| a8-k12x19x2019.htm | 50240 | 2019-12-23 17:23:29 |
| a8-k12x19x2019_htm.xml | 4708 | 2019-12-23 17:23:29 |
| ex31.htm | 3642 | 2019-12-23 17:23:29 |
| FilingSummary.xml | 1740 | 2019-12-23 17:23:29 |
| Financial_Report.xlsx | 5845 | 2019-12-23 17:23:29 |
| MetaLinks.json | 19808 | 2019-12-23 17:23:29 |
| nhtc-20191219.xsd | 4627 | 2019-12-23 17:23:29 |
| nhtc-20191219_cal.xml | 650 | 2019-12-23 17:23:29 |
| nhtc-20191219_def.xml | 1500 | 2019-12-23 17:23:29 |
| nhtc-20191219_lab.xml | 28282 | 2019-12-23 17:23:29 |
| nhtc-20191219_pre.xml | 14644 | 2019-12-23 17:23:29 |
| R1.htm | 41687 | 2019-12-23 17:23:29 |
| report.css | 2767 | 2019-12-23 17:23:29 |
| Show.js | 1085 | 2019-12-23 17:23:29 |