Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2023

Schedule of Accumulated Other Comprehensive Income (Loss)

The after-tax changes in the components of accumulated other comprehensive loss were as follows:


	Net Unrealized Loss on Derivative Instruments Qualifying as Hedges		Post- retirement Liability Adjustment		Net Unrealized Gain (Loss) on Available- for-sale Investments		Total Accumulated Other Comprehensive Loss
	(In thousands)
At December 31, 2021	$	(538)	$	(40,461)	$	(5)	$	(41,004)
Other comprehensive income (loss) before reclassifications	—		12,007		(667)		11,340
Amounts reclassified to accumulated other comprehensive loss from a regulatory asset	—		(3,265)		—		(3,265)
Amounts reclassified from accumulated other comprehensive loss	413		1,819		114		2,346
Net current-period other comprehensive income (loss)	413		10,561		(553)		10,421
At December 31, 2022	(125)		(29,900)		(558)		(30,583)
Other comprehensive income (loss) before reclassifications	—		(646)		173		(473)

Amounts reclassified from accumulated other comprehensive loss	81		242		43		366
Net current-period other comprehensive income (loss)	81		(404)		216		(107)
Amounts reclassified related to the separation of Knife River	44		12,262		—		12,306
At December 31, 2023	$	—	$	(18,042)	$	(342)	$	(18,384)

Reclassification out of Accumulated Other Comprehensive Income

The following amounts were reclassified out of accumulated other comprehensive loss into net income. The amounts presented in parentheses indicate a decrease to net income on the Consolidated Statements of Income. The reclassifications for the years ended December 31 were as follows:


	2023		2022		Location on Consolidated Statements of Income
	(In thousands)
Reclassification adjustment for loss on derivative instruments included in net income	$	(96)	$	(590)	Interest expense
	15		177		Income taxes
	(81)		(413)
Amortization of postretirement liability losses included in net periodic benefit credit	(320)		(2,416)		Other income
	78		597		Income taxes
	(242)		(1,819)
Reclassification adjustment on available-for-sale investments included in net income	(54)		(145)		Other income
	11		31		Income taxes
	(43)		(114)
Total reclassifications	$	(366)	$	(2,346)