Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-15-003649-index-headers.html | 2015-02-27 14:36:50 | |
| 0001437749-15-003649-index.html | 2015-02-27 14:36:50 | |
| 0001437749-15-003649.txt | 2015-02-27 14:36:50 | |
 0001437749-15-003649-xbrl.zip | 258042 | 2015-02-27 14:36:50 |
 chart1.jpg | 79989 | 2015-02-27 14:36:50 |
| ex10-24.htm | 3114 | 2015-02-27 14:36:50 |
| ex21-1.htm | 19163 | 2015-02-27 14:36:50 |
| ex23-1.htm | 3038 | 2015-02-27 14:36:50 |
| ex31-1.htm | 18782 | 2015-02-27 14:36:50 |
| ex31-2.htm | 18675 | 2015-02-27 14:36:50 |
| ex32-1.htm | 8602 | 2015-02-27 14:36:50 |
| ex32-2.htm | 8236 | 2015-02-27 14:36:50 |
| ex95-1.htm | 51715 | 2015-02-27 14:36:50 |
| FilingSummary.xml | 46583 | 2015-02-27 14:36:50 |
| Financial_Report.xls | 2564948 | 2015-02-27 14:36:50 |
| Financial_Report.xlsx | 214732 | 2015-02-27 14:36:50 |
| nr-20141231.xml | 2781032 | 2015-02-27 14:36:50 |
| nr-20141231.xsd | 91149 | 2015-02-27 14:36:50 |
| nr-20141231_cal.xml | 83377 | 2015-02-27 14:36:50 |
| nr-20141231_def.xml | 455300 | 2015-02-27 14:36:50 |
| nr-20141231_lab.xml | 617126 | 2015-02-27 14:36:50 |
| nr-20141231_pre.xml | 461116 | 2015-02-27 14:36:50 |
| nr20150227_10k.htm | 2399908 | 2015-02-27 14:36:50 |
| R1.htm | 38213 | 2015-02-27 14:36:50 |
| R10.htm | 30791 | 2015-02-27 14:36:50 |
| R11.htm | 42743 | 2015-02-27 14:36:50 |
| R12.htm | 139671 | 2015-02-27 14:36:50 |
| R13.htm | 31874 | 2015-02-27 14:36:50 |
| R14.htm | 37270 | 2015-02-27 14:36:50 |
| R15.htm | 47920 | 2015-02-27 14:36:50 |
| R16.htm | 195297 | 2015-02-27 14:36:50 |
| R17.htm | 34852 | 2015-02-27 14:36:50 |
| R18.htm | 68888 | 2015-02-27 14:36:50 |
| R19.htm | 157786 | 2015-02-27 14:36:50 |
| R2.htm | 124190 | 2015-02-27 14:36:50 |
| R20.htm | 154290 | 2015-02-27 14:36:50 |
| R21.htm | 8045 | 2015-02-27 14:36:50 |
| R22.htm | 24605 | 2015-02-27 14:36:50 |
| R23.htm | 107188 | 2015-02-27 14:36:50 |
| R24.htm | 97374 | 2015-02-27 14:36:50 |
| R25.htm | 54362 | 2015-02-27 14:36:50 |
| R26.htm | 49902 | 2015-02-27 14:36:50 |
| R27.htm | 29000 | 2015-02-27 14:36:50 |
| R28.htm | 40140 | 2015-02-27 14:36:50 |
| R29.htm | 138886 | 2015-02-27 14:36:50 |
| R3.htm | 14320 | 2015-02-27 14:36:50 |
| R30.htm | 25567 | 2015-02-27 14:36:50 |
| R31.htm | 33015 | 2015-02-27 14:36:50 |
| R32.htm | 42857 | 2015-02-27 14:36:50 |
| R33.htm | 202254 | 2015-02-27 14:36:50 |
| R34.htm | 24323 | 2015-02-27 14:36:50 |
| R35.htm | 67374 | 2015-02-27 14:36:50 |
| R36.htm | 162616 | 2015-02-27 14:36:50 |
| R37.htm | 148524 | 2015-02-27 14:36:50 |
| R38.htm | 16163 | 2015-02-27 14:36:50 |
| R39.htm | 105741 | 2015-02-27 14:36:50 |
| R4.htm | 84386 | 2015-02-27 14:36:50 |
| R40.htm | 8267 | 2015-02-27 14:36:50 |
| R41.htm | 30475 | 2015-02-27 14:36:50 |
| R42.htm | 32732 | 2015-02-27 14:36:50 |
| R43.htm | 22769 | 2015-02-27 14:36:50 |
| R44.htm | 33218 | 2015-02-27 14:36:50 |
| R45.htm | 27297 | 2015-02-27 14:36:50 |
| R46.htm | 20504 | 2015-02-27 14:36:50 |
| R47.htm | 48535 | 2015-02-27 14:36:50 |
| R48.htm | 18474 | 2015-02-27 14:36:50 |
| R49.htm | 26869 | 2015-02-27 14:36:50 |
| R5.htm | 15072 | 2015-02-27 14:36:50 |
| R50.htm | 55553 | 2015-02-27 14:36:50 |
| R51.htm | 49695 | 2015-02-27 14:36:50 |
| R52.htm | 15723 | 2015-02-27 14:36:50 |
| R53.htm | 47023 | 2015-02-27 14:36:50 |
| R54.htm | 87435 | 2015-02-27 14:36:50 |
| R55.htm | 23896 | 2015-02-27 14:36:50 |
| R56.htm | 9962 | 2015-02-27 14:36:50 |
| R57.htm | 35116 | 2015-02-27 14:36:50 |
| R58.htm | 19665 | 2015-02-27 14:36:50 |
| R59.htm | 19479 | 2015-02-27 14:36:50 |
| R6.htm | 60410 | 2015-02-27 14:36:50 |
| R60.htm | 36888 | 2015-02-27 14:36:50 |
| R61.htm | 45890 | 2015-02-27 14:36:50 |
| R62.htm | 20846 | 2015-02-27 14:36:50 |
| R63.htm | 15037 | 2015-02-27 14:36:50 |
| R64.htm | 45474 | 2015-02-27 14:36:50 |
| R65.htm | 73598 | 2015-02-27 14:36:50 |
| R66.htm | 14984 | 2015-02-27 14:36:50 |
| R67.htm | 51008 | 2015-02-27 14:36:50 |
| R68.htm | 17366 | 2015-02-27 14:36:50 |
| R69.htm | 45633 | 2015-02-27 14:36:50 |
| R7.htm | 134204 | 2015-02-27 14:36:50 |
| R70.htm | 152721 | 2015-02-27 14:36:50 |
| R71.htm | 64442 | 2015-02-27 14:36:50 |
| R72.htm | 16244 | 2015-02-27 14:36:50 |
| R73.htm | 11255 | 2015-02-27 14:36:50 |
| R74.htm | 17365 | 2015-02-27 14:36:50 |
| R75.htm | 31332 | 2015-02-27 14:36:50 |
| R76.htm | 8590 | 2015-02-27 14:36:50 |
| R77.htm | 17240 | 2015-02-27 14:36:50 |
| R78.htm | 45591 | 2015-02-27 14:36:50 |
| R79.htm | 17601 | 2015-02-27 14:36:50 |
| R8.htm | 36302 | 2015-02-27 14:36:50 |
| R80.htm | 69836 | 2015-02-27 14:36:50 |
| R81.htm | 37693 | 2015-02-27 14:36:50 |
| R82.htm | 17232 | 2015-02-27 14:36:50 |
| R83.htm | 47788 | 2015-02-27 14:36:50 |
| R84.htm | 26610 | 2015-02-27 14:36:50 |
| R85.htm | 89749 | 2015-02-27 14:36:50 |
| R9.htm | 48290 | 2015-02-27 14:36:50 |
| report.css | 2740 | 2015-02-27 14:36:50 |
| Show.js | 1410 | 2015-02-27 14:36:50 |