Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000067716-25-000095-index-headers.html | 2025-12-12 16:32:56 | |
| 0000067716-25-000095-index.html | 2025-12-12 16:32:56 | |
| 0000067716-25-000095.txt | 2025-12-12 16:32:56 | |
 0000067716-25-000095-xbrl.zip | 128067 | 2025-12-12 16:32:56 |
| exhibit101.htm | 498906 | 2025-12-12 16:32:56 |
 exhibit101001.jpg | 98803 | 2025-12-12 16:32:56 |
 exhibit101002.jpg | 153295 | 2025-12-12 16:32:56 |
 exhibit101003.jpg | 182469 | 2025-12-12 16:32:56 |
 exhibit101004.jpg | 175103 | 2025-12-12 16:32:56 |
 exhibit101005.jpg | 177116 | 2025-12-12 16:32:56 |
 exhibit101006.jpg | 84811 | 2025-12-12 16:32:56 |
 exhibit101007.jpg | 186750 | 2025-12-12 16:32:56 |
 exhibit101008.jpg | 248226 | 2025-12-12 16:32:56 |
 exhibit101009.jpg | 233888 | 2025-12-12 16:32:56 |
 exhibit101010.jpg | 263739 | 2025-12-12 16:32:56 |
 exhibit101011.jpg | 307104 | 2025-12-12 16:32:56 |
 exhibit101012.jpg | 279699 | 2025-12-12 16:32:56 |
 exhibit101013.jpg | 280133 | 2025-12-12 16:32:56 |
 exhibit101014.jpg | 297711 | 2025-12-12 16:32:56 |
 exhibit101015.jpg | 275433 | 2025-12-12 16:32:56 |
 exhibit101016.jpg | 324495 | 2025-12-12 16:32:56 |
 exhibit101017.jpg | 251459 | 2025-12-12 16:32:56 |
 exhibit101018.jpg | 298819 | 2025-12-12 16:32:56 |
 exhibit101019.jpg | 252055 | 2025-12-12 16:32:56 |
 exhibit101020.jpg | 297204 | 2025-12-12 16:32:56 |
 exhibit101021.jpg | 265088 | 2025-12-12 16:32:56 |
 exhibit101022.jpg | 240062 | 2025-12-12 16:32:56 |
 exhibit101023.jpg | 274257 | 2025-12-12 16:32:56 |
 exhibit101024.jpg | 300027 | 2025-12-12 16:32:56 |
 exhibit101025.jpg | 267336 | 2025-12-12 16:32:56 |
 exhibit101026.jpg | 259404 | 2025-12-12 16:32:56 |
 exhibit101027.jpg | 231159 | 2025-12-12 16:32:56 |
 exhibit101028.jpg | 245875 | 2025-12-12 16:32:56 |
 exhibit101029.jpg | 252975 | 2025-12-12 16:32:56 |
 exhibit101030.jpg | 291109 | 2025-12-12 16:32:56 |
 exhibit101031.jpg | 276124 | 2025-12-12 16:32:56 |
 exhibit101032.jpg | 246559 | 2025-12-12 16:32:56 |
 exhibit101033.jpg | 252241 | 2025-12-12 16:32:56 |
 exhibit101034.jpg | 337296 | 2025-12-12 16:32:56 |
 exhibit101035.jpg | 312522 | 2025-12-12 16:32:56 |
 exhibit101036.jpg | 357221 | 2025-12-12 16:32:56 |
 exhibit101037.jpg | 264859 | 2025-12-12 16:32:56 |
 exhibit101038.jpg | 322466 | 2025-12-12 16:32:56 |
 exhibit101039.jpg | 348334 | 2025-12-12 16:32:56 |
 exhibit101040.jpg | 294193 | 2025-12-12 16:32:56 |
 exhibit101041.jpg | 293498 | 2025-12-12 16:32:56 |
 exhibit101042.jpg | 294069 | 2025-12-12 16:32:56 |
 exhibit101043.jpg | 318274 | 2025-12-12 16:32:56 |
 exhibit101044.jpg | 298605 | 2025-12-12 16:32:56 |
 exhibit101045.jpg | 306386 | 2025-12-12 16:32:56 |
 exhibit101046.jpg | 320703 | 2025-12-12 16:32:56 |
 exhibit101047.jpg | 281293 | 2025-12-12 16:32:56 |
 exhibit101048.jpg | 253033 | 2025-12-12 16:32:56 |
 exhibit101049.jpg | 249420 | 2025-12-12 16:32:56 |
 exhibit101050.jpg | 353712 | 2025-12-12 16:32:56 |
 exhibit101051.jpg | 353921 | 2025-12-12 16:32:56 |
 exhibit101052.jpg | 319986 | 2025-12-12 16:32:56 |
 exhibit101053.jpg | 317601 | 2025-12-12 16:32:56 |
 exhibit101054.jpg | 311571 | 2025-12-12 16:32:56 |
 exhibit101055.jpg | 278800 | 2025-12-12 16:32:56 |
 exhibit101056.jpg | 295347 | 2025-12-12 16:32:56 |
 exhibit101057.jpg | 297877 | 2025-12-12 16:32:56 |
 exhibit101058.jpg | 300606 | 2025-12-12 16:32:56 |
 exhibit101059.jpg | 243888 | 2025-12-12 16:32:56 |
 exhibit101060.jpg | 289570 | 2025-12-12 16:32:56 |
 exhibit101061.jpg | 282040 | 2025-12-12 16:32:56 |
 exhibit101062.jpg | 312558 | 2025-12-12 16:32:56 |
 exhibit101063.jpg | 289418 | 2025-12-12 16:32:56 |
 exhibit101064.jpg | 322351 | 2025-12-12 16:32:56 |
 exhibit101065.jpg | 340905 | 2025-12-12 16:32:56 |
 exhibit101066.jpg | 279267 | 2025-12-12 16:32:56 |
 exhibit101067.jpg | 254434 | 2025-12-12 16:32:56 |
 exhibit101068.jpg | 281318 | 2025-12-12 16:32:56 |
 exhibit101069.jpg | 280943 | 2025-12-12 16:32:56 |
 exhibit101070.jpg | 333093 | 2025-12-12 16:32:56 |
 exhibit101071.jpg | 301439 | 2025-12-12 16:32:56 |
 exhibit101072.jpg | 312833 | 2025-12-12 16:32:56 |
 exhibit101073.jpg | 336054 | 2025-12-12 16:32:56 |
 exhibit101074.jpg | 321158 | 2025-12-12 16:32:56 |
 exhibit101075.jpg | 246436 | 2025-12-12 16:32:56 |
 exhibit101076.jpg | 255798 | 2025-12-12 16:32:56 |
 exhibit101077.jpg | 263985 | 2025-12-12 16:32:56 |
 exhibit101078.jpg | 302310 | 2025-12-12 16:32:56 |
 exhibit101079.jpg | 272833 | 2025-12-12 16:32:56 |
 exhibit101080.jpg | 297563 | 2025-12-12 16:32:56 |
 exhibit101081.jpg | 340335 | 2025-12-12 16:32:56 |
 exhibit101082.jpg | 301991 | 2025-12-12 16:32:56 |
 exhibit101083.jpg | 281328 | 2025-12-12 16:32:56 |
 exhibit101084.jpg | 327382 | 2025-12-12 16:32:56 |
 exhibit101085.jpg | 341086 | 2025-12-12 16:32:56 |
 exhibit101086.jpg | 371531 | 2025-12-12 16:32:56 |
 exhibit101087.jpg | 324689 | 2025-12-12 16:32:56 |
 exhibit101088.jpg | 228908 | 2025-12-12 16:32:56 |
 exhibit101089.jpg | 241651 | 2025-12-12 16:32:56 |
 exhibit101090.jpg | 296105 | 2025-12-12 16:32:56 |
 exhibit101091.jpg | 288434 | 2025-12-12 16:32:56 |
 exhibit101092.jpg | 342133 | 2025-12-12 16:32:56 |
 exhibit101093.jpg | 369134 | 2025-12-12 16:32:56 |
 exhibit101094.jpg | 315290 | 2025-12-12 16:32:56 |
 exhibit101095.jpg | 330642 | 2025-12-12 16:32:56 |
 exhibit101096.jpg | 280588 | 2025-12-12 16:32:56 |
 exhibit101097.jpg | 241576 | 2025-12-12 16:32:56 |
 exhibit101098.jpg | 352008 | 2025-12-12 16:32:56 |
 exhibit101099.jpg | 358555 | 2025-12-12 16:32:56 |
 exhibit101100.jpg | 372317 | 2025-12-12 16:32:56 |
 exhibit101101.jpg | 313682 | 2025-12-12 16:32:56 |
 exhibit101102.jpg | 332301 | 2025-12-12 16:32:56 |
 exhibit101103.jpg | 357849 | 2025-12-12 16:32:56 |
 exhibit101104.jpg | 265994 | 2025-12-12 16:32:56 |
 exhibit101105.jpg | 327138 | 2025-12-12 16:32:56 |
 exhibit101106.jpg | 146408 | 2025-12-12 16:32:56 |
 exhibit101107.jpg | 49969 | 2025-12-12 16:32:56 |
 exhibit101108.jpg | 43993 | 2025-12-12 16:32:56 |
 exhibit101109.jpg | 39158 | 2025-12-12 16:32:56 |
 exhibit101110.jpg | 33589 | 2025-12-12 16:32:56 |
 exhibit101111.jpg | 34862 | 2025-12-12 16:32:56 |
 exhibit101112.jpg | 38103 | 2025-12-12 16:32:56 |
 exhibit101113.jpg | 33433 | 2025-12-12 16:32:56 |
 exhibit101114.jpg | 37094 | 2025-12-12 16:32:56 |
 exhibit101115.jpg | 35435 | 2025-12-12 16:32:56 |
 exhibit101116.jpg | 45417 | 2025-12-12 16:32:56 |
 exhibit101117.jpg | 183241 | 2025-12-12 16:32:56 |
 exhibit101118.jpg | 36951 | 2025-12-12 16:32:56 |
 exhibit101119.jpg | 46921 | 2025-12-12 16:32:56 |
 exhibit101120.jpg | 166186 | 2025-12-12 16:32:56 |
 exhibit101121.jpg | 43767 | 2025-12-12 16:32:56 |
 exhibit101122.jpg | 38043 | 2025-12-12 16:32:56 |
 exhibit101123.jpg | 47759 | 2025-12-12 16:32:56 |
 exhibit101124.jpg | 109664 | 2025-12-12 16:32:56 |
 exhibit101125.jpg | 38723 | 2025-12-12 16:32:56 |
 exhibit101126.jpg | 49171 | 2025-12-12 16:32:56 |
 exhibit101127.jpg | 134915 | 2025-12-12 16:32:56 |
 exhibit101128.jpg | 47443 | 2025-12-12 16:32:56 |
 exhibit101129.jpg | 38984 | 2025-12-12 16:32:56 |
 exhibit101130.jpg | 48129 | 2025-12-12 16:32:56 |
 exhibit101131.jpg | 228281 | 2025-12-12 16:32:56 |
 exhibit101132.jpg | 34740 | 2025-12-12 16:32:56 |
 exhibit101133.jpg | 82561 | 2025-12-12 16:32:56 |
 exhibit101134.jpg | 47979 | 2025-12-12 16:32:56 |
 exhibit101135.jpg | 281537 | 2025-12-12 16:32:56 |
 exhibit101136.jpg | 83141 | 2025-12-12 16:32:56 |
 exhibit101137.jpg | 51159 | 2025-12-12 16:32:56 |
 exhibit101138.jpg | 76705 | 2025-12-12 16:32:56 |
 exhibit101139.jpg | 105911 | 2025-12-12 16:32:56 |
 exhibit101140.jpg | 298829 | 2025-12-12 16:32:56 |
 exhibit101141.jpg | 111361 | 2025-12-12 16:32:56 |
 exhibit101142.jpg | 52808 | 2025-12-12 16:32:56 |
 exhibit101143.jpg | 166016 | 2025-12-12 16:32:56 |
 exhibit101144.jpg | 53098 | 2025-12-12 16:32:56 |
 exhibit101145.jpg | 156456 | 2025-12-12 16:32:56 |
 exhibit101146.jpg | 52518 | 2025-12-12 16:32:56 |
 exhibit101147.jpg | 210452 | 2025-12-12 16:32:56 |
 exhibit101148.jpg | 52296 | 2025-12-12 16:32:56 |
 exhibit101149.jpg | 228913 | 2025-12-12 16:32:56 |
| FilingSummary.xml | 1649 | 2025-12-12 16:32:56 |
| mdu-20251211.htm | 34877 | 2025-12-12 16:32:56 |
| mdu-20251211.xsd | 2020 | 2025-12-12 16:32:56 |
| mdu-20251211_def.xml | 14719 | 2025-12-12 16:32:56 |
| mdu-20251211_htm.xml | 2824 | 2025-12-12 16:32:56 |
| mdu-20251211_lab.xml | 25858 | 2025-12-12 16:32:56 |
| mdu-20251211_pre.xml | 15384 | 2025-12-12 16:32:56 |
| MetaLinks.json | 19865 | 2025-12-12 16:32:56 |
| R1.htm | 39835 | 2025-12-12 16:32:56 |
| report.css | 2768 | 2025-12-12 16:32:56 |
| Show.js | 1086 | 2025-12-12 16:32:56 |