Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-012038-index-headers.html | 2020-01-22 16:30:40 | |
| 0001193125-20-012038-index.html | 2020-01-22 16:30:40 | |
| 0001193125-20-012038.txt | 2020-01-22 16:30:40 | |
 0001193125-20-012038-xbrl.zip | 7808 | 2020-01-22 16:30:40 |
| d874766d8k.htm | 22792 | 2020-01-22 16:30:40 |
| d874766d8k_htm.xml | 3274 | 2020-01-22 16:30:40 |
| FilingSummary.xml | 1701 | 2020-01-22 16:30:40 |
| Financial_Report.xlsx | 5782 | 2020-01-22 16:30:40 |
| MetaLinks.json | 18378 | 2020-01-22 16:30:40 |
| nfg-20200117.xsd | 3089 | 2020-01-22 16:30:40 |
| nfg-20200117_lab.xml | 17375 | 2020-01-22 16:30:40 |
| nfg-20200117_pre.xml | 10967 | 2020-01-22 16:30:40 |
| R1.htm | 38618 | 2020-01-22 16:30:40 |
| report.css | 2766 | 2020-01-22 16:30:40 |
| Show.js | 1084 | 2020-01-22 16:30:40 |