CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Net Income	$ 44,691	$ 80,552	$ 181,092	$ 224,111	$ 194,131
Other comprehensive income (loss), net of tax:
Reclassification of net income (loss) on derivative instruments			452	452	452
Postretirement medical liability adjustment			173	504	(262)
Foreign currency translation adjustment			18	(4)	2
Total Other Comprehensive Income (Loss)			643	952	192
Comprehensive Income			$ 181,735	$ 225,063	$ 194,323

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details

NorthWestern Energy Group, Inc. 10-K