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| 0000275053-20-000023-index.html | 2020-05-11 16:21:12 | |
| 0000275053-20-000023.txt | 2020-05-11 16:21:12 | |
 0000275053-20-000023-xbrl.zip | 307649 | 2020-05-11 16:21:12 |
| FilingSummary.xml | 24576 | 2020-05-11 16:21:12 |
| Financial_Report.xlsx | 51944 | 2020-05-11 16:21:12 |
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| natr-20200331.htm | 1436278 | 2020-05-11 16:21:12 |
| natr-20200331.xsd | 35117 | 2020-05-11 16:21:12 |
| natr-20200331_cal.xml | 66022 | 2020-05-11 16:21:12 |
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| natr-20200331_lab.xml | 497025 | 2020-05-11 16:21:12 |
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| report.css | 2767 | 2020-05-11 16:21:12 |
| Show.js | 1085 | 2020-05-11 16:21:12 |