Accumulated Other Comprehensive Income

12 Months Ended

Dec. 31, 2020

Changes in accumulated other comprehensive income by component, net of tax, were as follows:


(In thousands)	Postretirement Benefits
Balance at December 31, 2017	$	2,077
Other comprehensive income before reclassifications	2,461
Amounts reclassified from accumulated other comprehensive loss	(101)
Net current-period other comprehensive income	2,360
Balance at December 31, 2018	$	4,437
Other comprehensive income before reclassifications	(2,530)
Amounts reclassified from accumulated other comprehensive loss	(547)
Net current-period other comprehensive income	(3,077)
Balance at December 31, 2019	$	1,360
Other comprehensive income before reclassifications	1,634
Amounts reclassified from accumulated other comprehensive loss	(575)
Net current-period other comprehensive income	1,059
Balance at December 31, 2020	$	2,419

Amounts reclassified from accumulated other comprehensive income into the Consolidated Statement of Operations were as follows:


	Year Ended December 31,						Affected Line Item in the Consolidated Statement of Operations
(In thousands)	2020		2019		2018
Postretirement benefits
Amortization of prior service cost	$	709	$	709	$	709	General and administrative expense
Amortization of net (gain) loss	36		—		—		General and administrative expense
Total before tax	745		709		709		Income before income taxes
Income tax expense	(170)		(162)		(162)		Income tax expense
Cumulative effect of adoption of ASU 2018-02 reclassified to retained earnings	—		—		(446)		Retained earnings
Total reclassifications for the period	$	575	$	547	$	101	Net income