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| 0001193125-22-186776-index.html | 2022-07-01 09:01:36 | |
| 0001193125-22-186776.txt | 2022-07-01 09:01:36 | |
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| d342963d8k.htm | 31144 | 2022-07-01 09:01:36 |
| d342963d8k_htm.xml | 3268 | 2022-07-01 09:01:36 |
| d342963dex101.htm | 542933 | 2022-07-01 09:01:36 |
| FilingSummary.xml | 1736 | 2022-07-01 09:01:36 |
| Financial_Report.xlsx | 5694 | 2022-07-01 09:01:36 |
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| MetaLinks.json | 17896 | 2022-07-01 09:01:36 |
| nfg-20220630.xsd | 2877 | 2022-07-01 09:01:36 |
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| nfg-20220630_pre.xml | 10827 | 2022-07-01 09:01:36 |
| R1.htm | 38556 | 2022-07-01 09:01:36 |
| report.css | 2767 | 2022-07-01 09:01:36 |
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