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| 0001157523-20-000151-index.html | 2020-02-05 09:40:48 | |
| 0001157523-20-000151.txt | 2020-02-05 09:40:48 | |
 0001157523-20-000151-xbrl.zip | 12334 | 2020-02-05 09:40:48 |
| a52169057.htm | 26703 | 2020-02-05 09:40:48 |
| a52169057ex99_1.htm | 5198 | 2020-02-05 09:40:48 |
| a52169057_htm.xml | 4086 | 2020-02-05 09:40:48 |
| FilingSummary.xml | 1697 | 2020-02-05 09:40:48 |
| Financial_Report.xlsx | 5814 | 2020-02-05 09:40:48 |
| MetaLinks.json | 21253 | 2020-02-05 09:40:48 |
| R1.htm | 38650 | 2020-02-05 09:40:48 |
| report.css | 2767 | 2020-02-05 09:40:48 |
| Show.js | 1085 | 2020-02-05 09:40:48 |
| usna-20200205.xsd | 4377 | 2020-02-05 09:40:48 |
| usna-20200205_lab.xml | 23692 | 2020-02-05 09:40:48 |
| usna-20200205_pre.xml | 16824 | 2020-02-05 09:40:48 |