Accumulated other comprehensive loss (Tables)

12 Months Ended

Dec. 31, 2021

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, 2019	$	(1,430)	$	(40,734)	$	62	$	(42,102)
Other comprehensive loss before reclassifications	—		(8,395)		(1)		(8,396)
Amounts reclassified from accumulated other comprehensive loss	446		1,922		52		2,420
Net current-period other comprehensive income (loss)	446		(6,473)		51		(5,976)
At December 31, 2020	(984)		(47,207)		113		(48,078)
Other comprehensive income (loss) before reclassifications	—		4,876		(252)		4,624
Amounts reclassified from accumulated other comprehensive loss	446		1,870		134		2,450
Net current-period other comprehensive income (loss)	446		6,746		(118)		7,074
At December 31, 2021	$	(538)	$	(40,461)	$	(5)	$	(41,004)

Reclassification out of accumulated other comprehensive loss

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


	2021		2020		Location on Consolidated Statements of Income
	(In thousands)
Reclassification adjustment for loss on derivative instruments included in net income	$	(591)	$	(591)	Interest expense
	145		145		Income taxes
	(446)		(446)
Amortization of postretirement liability losses included in net periodic benefit cost	(2,485)		(2,552)		Other income
	615		630		Income taxes
	(1,870)		(1,922)
Reclassification adjustment for loss on available-for-sale investments included in net income	(170)		(66)		Other income
	36		14		Income taxes
	(134)		(52)
Total reclassifications	$	(2,450)	$	(2,420)