Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000067716-10-000097-index-headers.html | 2010-11-03 12:09:52 | |
| 0000067716-10-000097-index.html | 2010-11-03 12:09:52 | |
| 0000067716-10-000097.txt | 2010-11-03 12:09:52 | |
 0000067716-10-000097-xbrl.zip | 76562 | 2010-11-03 12:09:52 |
| defnref.xml | 27630 | 2010-11-03 12:09:52 |
| exhibit10a.htm | 38419 | 2010-11-03 12:09:52 |
| exhibit10b.htm | 42602 | 2010-11-03 12:09:52 |
| exhibit10c.htm | 66336 | 2010-11-03 12:09:52 |
| exhibit12.htm | 50188 | 2010-11-03 12:09:52 |
| exhibit31a.htm | 12360 | 2010-11-03 12:09:52 |
| exhibit31b.htm | 13631 | 2010-11-03 12:09:52 |
| exhibit32.htm | 7911 | 2010-11-03 12:09:52 |
| exhibit3a.htm | 214489 | 2010-11-03 12:09:52 |
| exhibit3b.htm | 175388 | 2010-11-03 12:09:52 |
| FilingSummary.xml | 12252 | 2010-11-03 12:09:52 |
| Financial_Report.xls | 783383 | 2010-11-03 12:09:52 |
| mdu-20100930.xml | 872204 | 2010-11-03 12:09:52 |
| mdu-20100930.xsd | 24554 | 2010-11-03 12:09:52 |
| mdu-20100930_cal.xml | 49914 | 2010-11-03 12:09:52 |
| mdu-20100930_lab.xml | 203006 | 2010-11-03 12:09:52 |
| mdu-20100930_pre.xml | 116762 | 2010-11-03 12:09:52 |
| mduform10-q.htm | 1999329 | 2010-11-03 12:09:52 |
| R1.xml | 124222 | 2010-11-03 12:09:52 |
| R10.xml | 9690 | 2010-11-03 12:09:52 |
| R11.xml | 17078 | 2010-11-03 12:09:52 |
| R12.xml | 10458 | 2010-11-03 12:09:52 |
| R13.xml | 58037 | 2010-11-03 12:09:52 |
| R14.xml | 13361 | 2010-11-03 12:09:52 |
| R15.xml | 134734 | 2010-11-03 12:09:52 |
| R16.xml | 79625 | 2010-11-03 12:09:52 |
| R17.xml | 188370 | 2010-11-03 12:09:52 |
| R18.xml | 178099 | 2010-11-03 12:09:52 |
| R19.xml | 10750 | 2010-11-03 12:09:52 |
| R2.xml | 170444 | 2010-11-03 12:09:52 |
| R20.xml | 108362 | 2010-11-03 12:09:52 |
| R21.xml | 16720 | 2010-11-03 12:09:52 |
| R22.xml | 54336 | 2010-11-03 12:09:52 |
| R23.xml | 9062 | 2010-11-03 12:09:52 |
| R24.xml | 9321 | 2010-11-03 12:09:52 |
| R25.xml | 42144 | 2010-11-03 12:09:52 |
| R3.xml | 18351 | 2010-11-03 12:09:52 |
| R4.xml | 107880 | 2010-11-03 12:09:52 |
| R5.xml | 10873 | 2010-11-03 12:09:52 |
| R6.xml | 9190 | 2010-11-03 12:09:52 |
| R7.xml | 8929 | 2010-11-03 12:09:52 |
| R8.xml | 31274 | 2010-11-03 12:09:52 |
| R9.xml | 14235 | 2010-11-03 12:09:52 |