Parent Directory| Name | Size | Last Modified |
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| 0001437749-22-011889-index.html | 2022-05-11 14:23:32 | |
| 0001437749-22-011889.txt | 2022-05-11 14:23:32 | |
 0001437749-22-011889-xbrl.zip | 9898 | 2022-05-11 14:23:32 |
| FilingSummary.xml | 1741 | 2022-05-11 14:23:32 |
| Financial_Report.xlsx | 5710 | 2022-05-11 14:23:32 |
| MetaLinks.json | 19422 | 2022-05-11 14:23:32 |
| nhtc-20220510.xsd | 3601 | 2022-05-11 14:23:32 |
| nhtc-20220510_def.xml | 11892 | 2022-05-11 14:23:32 |
| nhtc-20220510_lab.xml | 15914 | 2022-05-11 14:23:32 |
| nhtc-20220510_pre.xml | 12103 | 2022-05-11 14:23:32 |
| nhtc20220505_8k.htm | 39710 | 2022-05-11 14:23:32 |
| nhtc20220505_8k_htm.xml | 2667 | 2022-05-11 14:23:32 |
| R1.htm | 40500 | 2022-05-11 14:23:32 |
| report.css | 2767 | 2022-05-11 14:23:32 |
| Show.js | 1084 | 2022-05-11 14:23:32 |