Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000073088-22-000103-index-headers.html | 2022-05-23 11:59:19 | |
| 0000073088-22-000103-index.html | 2022-05-23 11:59:19 | |
| 0000073088-22-000103.txt | 2022-05-23 11:59:19 | |
 0000073088-22-000103-xbrl.zip | 181840 | 2022-05-23 11:59:19 |
| exh101amendedrevolvingcred.htm | 832366 | 2022-05-23 11:59:19 |
| FilingSummary.xml | 1819 | 2022-05-23 11:59:19 |
| Financial_Report.xlsx | 5366 | 2022-05-23 11:59:19 |
| MetaLinks.json | 17579 | 2022-05-23 11:59:19 |
| nwe-20220518.htm | 37353 | 2022-05-23 11:59:19 |
| nwe-20220518.xsd | 2032 | 2022-05-23 11:59:19 |
 nwe-20220518_g1.jpg | 77538 | 2022-05-23 11:59:19 |
| nwe-20220518_htm.xml | 6815 | 2022-05-23 11:59:19 |
| nwe-20220518_lab.xml | 24229 | 2022-05-23 11:59:19 |
| nwe-20220518_pre.xml | 12712 | 2022-05-23 11:59:19 |
| R1.htm | 22653 | 2022-05-23 11:59:19 |
| report.css | 2767 | 2022-05-23 11:59:19 |
| Show.js | 1085 | 2022-05-23 11:59:19 |