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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000073088-23-000106
Filing Date
2023-05-05
Accepted
2023-05-05 11:07:28
Documents
14
Period of Report
2023-05-01
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K nwe-20230501.htm   iXBRL 8-K 43671
2 EX-4.1 18TH SUPPLEMENTAL INDENTURE exh4118thsuppindenture.htm EX-4.1 102261
6 nwe-20230501_g1.jpg GRAPHIC 77538
  Complete submission text file 0000073088-23-000106.txt   505246

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nwe-20230501.xsd EX-101.SCH 2032
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nwe-20230501_lab.xml EX-101.LAB 24229
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nwe-20230501_pre.xml EX-101.PRE 12712
8 EXTRACTED XBRL INSTANCE DOCUMENT nwe-20230501_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.: 23892009
SIC: 4931 Electric & Other Services Combined