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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000073088-23-000118
Filing Date
2023-06-09
Accepted
2023-06-09 11:59:07
Documents
15
Period of Report
2023-06-05
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K nwe-20230605.htm   iXBRL 8-K 41208
2 EX-4.1 19TH SUPPLEMENTAL INDENTURE exh4119thsupplementalinden.htm EX-4.1 28924
3 EX-4.2 43RD SUPPLEMENTAL INDENTURE exh4243rdsupplementalinden.htm EX-4.2 123443
7 nwe-20230605_g1.jpg GRAPHIC 77538
  Complete submission text file 0000073088-23-000118.txt   554129

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nwe-20230605.xsd EX-101.SCH 2034
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nwe-20230605_lab.xml EX-101.LAB 24231
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nwe-20230605_pre.xml EX-101.PRE 12714
9 EXTRACTED XBRL INSTANCE DOCUMENT nwe-20230605_htm.xml XML 10821
Mailing Address 3010 W 69TH STREET SIOUX FALLS SD 57108
Business Address 3010 W 69TH STREET SIOUX FALLS SD 57108 6059782908
NORTHWESTERN CORP (Filer) CIK: 0000073088 (see all company filings)

IRS No.: 460172280 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-10499 | Film No.: 231004383
SIC: 4931 Electric & Other Services Combined