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| 0001564590-17-008317-index.html | 2017-05-03 14:59:15 | |
| 0001564590-17-008317.txt | 2017-05-03 14:59:15 | |
 0001564590-17-008317-xbrl.zip | 104234 | 2017-05-03 14:59:15 |
| FilingSummary.xml | 25247 | 2017-05-03 14:59:15 |
| Financial_Report.xlsx | 46815 | 2017-05-03 14:59:15 |
| ntri-10q_20170331.htm | 1174738 | 2017-05-03 14:59:15 |
| ntri-20170331.xml | 1175774 | 2017-05-03 14:59:15 |
| ntri-20170331.xsd | 33179 | 2017-05-03 14:59:15 |
| ntri-20170331_cal.xml | 40257 | 2017-05-03 14:59:15 |
| ntri-20170331_def.xml | 153155 | 2017-05-03 14:59:15 |
| ntri-20170331_lab.xml | 329449 | 2017-05-03 14:59:15 |
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| ntri-ex311_7.htm | 18198 | 2017-05-03 14:59:15 |
| ntri-ex312_9.htm | 18219 | 2017-05-03 14:59:15 |
| ntri-ex321_6.htm | 6054 | 2017-05-03 14:59:15 |
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| report.css | 2767 | 2017-05-03 14:59:15 |
| Show.js | 1410 | 2017-05-03 14:59:15 |