Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000072207-19-000083-index-headers.html | 2019-11-07 12:19:22 | |
| 0000072207-19-000083-index.html | 2019-11-07 12:19:22 | |
| 0000072207-19-000083.txt | 2019-11-07 12:19:22 | |
 0000072207-19-000083-xbrl.zip | 381743 | 2019-11-07 12:19:22 |
| FilingSummary.xml | 39048 | 2019-11-07 12:19:22 |
| Financial_Report.xlsx | 93089 | 2019-11-07 12:19:22 |
| MetaLinks.json | 696709 | 2019-11-07 12:19:22 |
| nbl-20190930.xsd | 63762 | 2019-11-07 12:19:22 |
| nbl-20190930x10q.htm | 3445739 | 2019-11-07 12:19:22 |
| nbl-20190930x10qxex311.htm | 13027 | 2019-11-07 12:19:22 |
| nbl-20190930x10qxex312.htm | 13021 | 2019-11-07 12:19:22 |
| nbl-20190930x10qxex321.htm | 6698 | 2019-11-07 12:19:22 |
| nbl-20190930x10qxex322.htm | 6870 | 2019-11-07 12:19:22 |
| nbl-20190930x10q_htm.xml | 3822416 | 2019-11-07 12:19:22 |
| nbl-20190930_cal.xml | 126512 | 2019-11-07 12:19:22 |
| nbl-20190930_def.xml | 319504 | 2019-11-07 12:19:22 |
| nbl-20190930_lab.xml | 845313 | 2019-11-07 12:19:22 |
| nbl-20190930_pre.xml | 488660 | 2019-11-07 12:19:22 |
 nbllogoupdated9302014a72.jpg | 37529 | 2019-11-07 12:19:22 |
| R1.htm | 50840 | 2019-11-07 12:19:22 |
| R10.htm | 535955 | 2019-11-07 12:19:22 |
| R11.htm | 22031 | 2019-11-07 12:19:22 |
| R12.htm | 20230 | 2019-11-07 12:19:22 |
| R13.htm | 19841 | 2019-11-07 12:19:22 |
| R14.htm | 65125 | 2019-11-07 12:19:22 |
| R15.htm | 190935 | 2019-11-07 12:19:22 |
| R16.htm | 20397 | 2019-11-07 12:19:22 |
| R17.htm | 6459 | 2019-11-07 12:19:22 |
| R18.htm | 25906 | 2019-11-07 12:19:22 |
| R19.htm | 150884 | 2019-11-07 12:19:22 |
| R2.htm | 81672 | 2019-11-07 12:19:22 |
| R20.htm | 82102 | 2019-11-07 12:19:22 |
| R21.htm | 34292 | 2019-11-07 12:19:22 |
| R22.htm | 40836 | 2019-11-07 12:19:22 |
| R23.htm | 140564 | 2019-11-07 12:19:22 |
| R24.htm | 534786 | 2019-11-07 12:19:22 |
| R25.htm | 19944 | 2019-11-07 12:19:22 |
| R26.htm | 16256 | 2019-11-07 12:19:22 |
| R27.htm | 62306 | 2019-11-07 12:19:22 |
| R28.htm | 146213 | 2019-11-07 12:19:22 |
| R29.htm | 17185 | 2019-11-07 12:19:22 |
| R3.htm | 83940 | 2019-11-07 12:19:22 |
| R30.htm | 23673 | 2019-11-07 12:19:22 |
| R31.htm | 155482 | 2019-11-07 12:19:22 |
| R32.htm | 74694 | 2019-11-07 12:19:22 |
| R33.htm | 33560 | 2019-11-07 12:19:22 |
| R34.htm | 13497 | 2019-11-07 12:19:22 |
| R35.htm | 28492 | 2019-11-07 12:19:22 |
| R36.htm | 37719 | 2019-11-07 12:19:22 |
| R37.htm | 75531 | 2019-11-07 12:19:22 |
| R38.htm | 12285 | 2019-11-07 12:19:22 |
| R39.htm | 218502 | 2019-11-07 12:19:22 |
| R4.htm | 17082 | 2019-11-07 12:19:22 |
| R40.htm | 159326 | 2019-11-07 12:19:22 |
| R41.htm | 10918 | 2019-11-07 12:19:22 |
| R42.htm | 7667 | 2019-11-07 12:19:22 |
| R43.htm | 11765 | 2019-11-07 12:19:22 |
| R44.htm | 13988 | 2019-11-07 12:19:22 |
| R45.htm | 24554 | 2019-11-07 12:19:22 |
| R46.htm | 52810 | 2019-11-07 12:19:22 |
| R47.htm | 33327 | 2019-11-07 12:19:22 |
| R48.htm | 28325 | 2019-11-07 12:19:22 |
| R49.htm | 17596 | 2019-11-07 12:19:22 |
| R5.htm | 87251 | 2019-11-07 12:19:22 |
| R50.htm | 15814 | 2019-11-07 12:19:22 |
| R51.htm | 95537 | 2019-11-07 12:19:22 |
| R52.htm | 12747 | 2019-11-07 12:19:22 |
| R53.htm | 9819 | 2019-11-07 12:19:22 |
| R54.htm | 15829 | 2019-11-07 12:19:22 |
| R55.htm | 13462 | 2019-11-07 12:19:22 |
| R56.htm | 9465 | 2019-11-07 12:19:22 |
| R57.htm | 76577 | 2019-11-07 12:19:22 |
| R58.htm | 33279 | 2019-11-07 12:19:22 |
| R59.htm | 36992 | 2019-11-07 12:19:22 |
| R6.htm | 57725 | 2019-11-07 12:19:22 |
| R60.htm | 17268 | 2019-11-07 12:19:22 |
| R61.htm | 8433 | 2019-11-07 12:19:22 |
| R62.htm | 26882 | 2019-11-07 12:19:22 |
| R7.htm | 5009 | 2019-11-07 12:19:22 |
| R8.htm | 6151 | 2019-11-07 12:19:22 |
| R9.htm | 159463 | 2019-11-07 12:19:22 |
| report.css | 2767 | 2019-11-07 12:19:22 |
| Show.js | 1085 | 2019-11-07 12:19:22 |