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|---|---|---|
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| 0000912061-17-000018-index.html | 2017-04-27 09:10:08 | |
| 0000912061-17-000018.txt | 2017-04-27 09:10:08 | |
 0000912061-17-000018-xbrl.zip | 110566 | 2017-04-27 09:10:08 |
| ex31-1.htm | 11300 | 2017-04-27 09:10:08 |
| ex31-2.htm | 11352 | 2017-04-27 09:10:08 |
| ex32-1.htm | 11835 | 2017-04-27 09:10:08 |
| FilingSummary.xml | 20264 | 2017-04-27 09:10:08 |
| Financial_Report.xlsx | 37828 | 2017-04-27 09:10:08 |
| MetaLinks.json | 305385 | 2017-04-27 09:10:08 |
| nhtc-20170331.xsd | 23790 | 2017-04-27 09:10:08 |
| nhtc-20170331_cal.xml | 49482 | 2017-04-27 09:10:08 |
| nhtc-20170331_def.xml | 82806 | 2017-04-27 09:10:08 |
| nhtc-20170331_lab.xml | 314477 | 2017-04-27 09:10:08 |
| nhtc-20170331_pre.xml | 178919 | 2017-04-27 09:10:08 |
| nhtc20170427_10q.htm | 614161 | 2017-04-27 09:10:08 |
| nhtc20170427_10q_htm.xml | 336626 | 2017-04-27 09:10:08 |
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| R9.htm | 35690 | 2017-04-27 09:10:08 |
| report.css | 2767 | 2017-04-27 09:10:08 |
| Show.js | 1410 | 2017-04-27 09:10:08 |