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|---|---|---|
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| 0000912061-16-000026-index.html | 2016-04-27 09:12:17 | |
| 0000912061-16-000026.txt | 2016-04-27 09:12:17 | |
 0000912061-16-000026-xbrl.zip | 88267 | 2016-04-27 09:12:17 |
| ex31-1.htm | 11289 | 2016-04-27 09:12:17 |
| ex31-2.htm | 11341 | 2016-04-27 09:12:17 |
| ex32-1.htm | 11706 | 2016-04-27 09:12:17 |
| FilingSummary.xml | 18288 | 2016-04-27 09:12:17 |
| Financial_Report.xlsx | 37625 | 2016-04-27 09:12:17 |
| nhtc-20160331.xml | 394214 | 2016-04-27 09:12:17 |
| nhtc-20160331.xsd | 21861 | 2016-04-27 09:12:17 |
| nhtc-20160331_cal.xml | 50983 | 2016-04-27 09:12:17 |
| nhtc-20160331_def.xml | 75637 | 2016-04-27 09:12:17 |
| nhtc-20160331_lab.xml | 326076 | 2016-04-27 09:12:17 |
| nhtc-20160331_pre.xml | 177398 | 2016-04-27 09:12:17 |
| nhtc20160427_10q.htm | 520199 | 2016-04-27 09:12:17 |
| R1.htm | 22208 | 2016-04-27 09:12:17 |
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| R8.htm | 8679 | 2016-04-27 09:12:17 |
| R9.htm | 122467 | 2016-04-27 09:12:17 |
| report.css | 2767 | 2016-04-27 09:12:17 |
| Show.js | 1410 | 2016-04-27 09:12:17 |