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|---|---|---|
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| 0000071829-17-000088-index.html | 2017-07-28 12:48:54 | |
| 0000071829-17-000088.txt | 2017-07-28 12:48:54 | |
 0000071829-17-000088-xbrl.zip | 139209 | 2017-07-28 12:48:54 |
| a2017q210q.htm | 1034221 | 2017-07-28 12:48:54 |
| a2017q2exhibit311.htm | 11864 | 2017-07-28 12:48:54 |
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| a2017q2exhibit321.htm | 6091 | 2017-07-28 12:48:54 |
| a2017q2exhibit322.htm | 6019 | 2017-07-28 12:48:54 |
| a2017q2exhibit951.htm | 50296 | 2017-07-28 12:48:54 |
| FilingSummary.xml | 22730 | 2017-07-28 12:48:54 |
| Financial_Report.xlsx | 54042 | 2017-07-28 12:48:54 |
| nr-20170630.xml | 731219 | 2017-07-28 12:48:54 |
| nr-20170630.xsd | 31875 | 2017-07-28 12:48:54 |
| nr-20170630_cal.xml | 62413 | 2017-07-28 12:48:54 |
| nr-20170630_def.xml | 179548 | 2017-07-28 12:48:54 |
| nr-20170630_lab.xml | 469512 | 2017-07-28 12:48:54 |
| nr-20170630_pre.xml | 266330 | 2017-07-28 12:48:54 |
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| R9.htm | 10122 | 2017-07-28 12:48:54 |
| report.css | 2767 | 2017-07-28 12:48:54 |
| Show.js | 1410 | 2017-07-28 12:48:54 |