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| 0000072207-17-000089-index.html | 2017-10-31 10:26:05 | |
| 0000072207-17-000089.txt | 2017-10-31 10:26:05 | |
 0000072207-17-000089-xbrl.zip | 296306 | 2017-10-31 10:26:05 |
| FilingSummary.xml | 28605 | 2017-10-31 10:26:05 |
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| nbl-20170930_cal.xml | 118088 | 2017-10-31 10:26:05 |
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| report.css | 2767 | 2017-10-31 10:26:05 |
| Show.js | 1410 | 2017-10-31 10:26:05 |