# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000067716-17-000063
Filing Date
2017-08-04
Accepted
2017-08-04 09:20:13
Documents
92
Period of Report
2017-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | MDU RESOURCES FORM 10-Q 06-30-2017 | a2017q2form10-q.htm | 10-Q | 1649577
2 | MDU RESOURCES DIRECTOR COMPENSATION PLAN 5-10-17 | a2017q2ex10a.htm | EX-10.A | 29838
3 | MDU RESOURCES EXECUTIVE COMPENSATION PLAN 5-10-2017 | a2017q2ex10b.htm | EX-10.B | 76851
4 | MDU RESOURCES NONQUALIFIED DEFINED CONTRIBUTION PLAN 5-10-17 | a2017q2ex10c.htm | EX-10.C | 80270
5 | MDU RESOURCES SUPPLEMENTAL INCOME SECURITY PLAN 5-10-2017 | a2017q2ex10d.htm | EX-10.D | 282684
6 | MDU RESOURCES 401 K RETIREMENT PLAN 4-10-217 | a2017q2ex10e.htm | EX-10.E | 3815
7 | MDU RESOURCES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES | a2017q2ex12.htm | EX-12 | 36689
8 | MDU RESOURCES CERTIFICATION OF CHIEF EXECUTIVE OFFICER | a2017q2ex31a.htm | EX-31.A | 9817
9 | MDU RESOURCES CERTIFICATION OF CHIEF FINANCIAL OFFICER | a2017q2ex31b.htm | EX-31.B | 9240
10 | MDU RESOURCES CERTIFICATION OF CEO AND CFO | a2017q2ex32.htm | EX-32 | 6452
11 | MDU RESOURCES MINE SAFETY DISCLOSURES | a2017q2ex95.htm | EX-95 | 94888
| Complete submission text file | 0000067716-17-000063.txt |  | 10092635

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
12 | XBRL INSTANCE DOCUMENT | mdu-20170630.xml | EX-101.INS | 2409233
13 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | mdu-20170630.xsd | EX-101.SCH | 58857
14 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | mdu-20170630_cal.xml | EX-101.CAL | 123132
15 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | mdu-20170630_def.xml | EX-101.DEF | 386692
16 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | mdu-20170630_lab.xml | EX-101.LAB | 781933
17 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | mdu-20170630_pre.xml | EX-101.PRE | 474010

Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

EIN.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-03480 | Film No.: 171007066
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)