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| 0000071829-17-000124-index.html | 2017-10-31 16:30:40 | |
| 0000071829-17-000124.txt | 2017-10-31 16:30:40 | |
 0000071829-17-000124-xbrl.zip | 145370 | 2017-10-31 16:30:40 |
| a2017q310q.htm | 1036306 | 2017-10-31 16:30:40 |
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| a2017q3exhibit951.htm | 50711 | 2017-10-31 16:30:40 |
| FilingSummary.xml | 22957 | 2017-10-31 16:30:40 |
| Financial_Report.xlsx | 55557 | 2017-10-31 16:30:40 |
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| nr-20170930.xsd | 32349 | 2017-10-31 16:30:40 |
| nr-20170930_cal.xml | 63028 | 2017-10-31 16:30:40 |
| nr-20170930_def.xml | 192870 | 2017-10-31 16:30:40 |
| nr-20170930_lab.xml | 485696 | 2017-10-31 16:30:40 |
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| R9.htm | 12085 | 2017-10-31 16:30:40 |
| report.css | 2767 | 2017-10-31 16:30:40 |
| Show.js | 1410 | 2017-10-31 16:30:40 |