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| 0000070145-15-000012-index.html | 2015-01-30 13:52:45 | |
| 0000070145-15-000012.txt | 2015-01-30 13:52:45 | |
 0000070145-15-000012-xbrl.zip | 195299 | 2015-01-30 13:52:45 |
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| nfg-12312014x10q.htm | 1232193 | 2015-01-30 13:52:45 |
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| nfg-12312014xexhibit102.htm | 44701 | 2015-01-30 13:52:45 |
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| report.css | 2740 | 2015-01-30 13:52:45 |
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