Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000067716-24-000113-index-headers.html | 2024-11-21 16:33:32 | |
| 0000067716-24-000113-index.html | 2024-11-21 16:33:32 | |
| 0000067716-24-000113.txt | 2024-11-21 16:33:32 | |
 0000067716-24-000113-xbrl.zip | 15257 | 2024-11-21 16:33:32 |
| a2024ex99-capexforecast.htm | 22145 | 2024-11-21 16:33:32 |
 enrheader-100years.jpg | 84230 | 2024-11-21 16:33:32 |
| FilingSummary.xml | 1663 | 2024-11-21 16:33:32 |
| Financial_Report.xlsx | 5721 | 2024-11-21 16:33:32 |
| mdu-20241121.htm | 26296 | 2024-11-21 16:33:32 |
| mdu-20241121.xsd | 2033 | 2024-11-21 16:33:32 |
| mdu-20241121_def.xml | 14731 | 2024-11-21 16:33:32 |
| mdu-20241121_htm.xml | 2824 | 2024-11-21 16:33:32 |
| mdu-20241121_lab.xml | 26114 | 2024-11-21 16:33:32 |
| mdu-20241121_pre.xml | 15396 | 2024-11-21 16:33:32 |
| MetaLinks.json | 20029 | 2024-11-21 16:33:32 |
| R1.htm | 39852 | 2024-11-21 16:33:32 |
| report.css | 2767 | 2024-11-21 16:33:32 |
| Show.js | 1085 | 2024-11-21 16:33:32 |