Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-351203-index-headers.html | 2021-12-08 14:03:55 | |
| 0001193125-21-351203-index.html | 2021-12-08 14:03:55 | |
| 0001193125-21-351203.txt | 2021-12-08 14:03:55 | |
 0001193125-21-351203-xbrl.zip | 11254 | 2021-12-08 14:03:55 |
| d210507d8k.htm | 45858 | 2021-12-08 14:03:55 |
| d210507d8k_htm.xml | 3274 | 2021-12-08 14:03:55 |
| FilingSummary.xml | 1696 | 2021-12-08 14:03:55 |
| Financial_Report.xlsx | 5675 | 2021-12-08 14:03:55 |
| MetaLinks.json | 18095 | 2021-12-08 14:03:55 |
| nfg-20211202.xsd | 2910 | 2021-12-08 14:03:55 |
| nfg-20211202_lab.xml | 17374 | 2021-12-08 14:03:55 |
| nfg-20211202_pre.xml | 10966 | 2021-12-08 14:03:55 |
| R1.htm | 38619 | 2021-12-08 14:03:55 |
| report.css | 2766 | 2021-12-08 14:03:55 |
| Show.js | 1084 | 2021-12-08 14:03:55 |