Accumulated Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2021

Accumulated Other Comprehensive Income (Loss)

Schedule of Accumulated Other Comprehensive Income (Loss)

			Pension,
			Postretirement				Accumulated
			and Other Post-				Other
	Derivative		Employment		Available-for-		Comprehensive
	Instruments		Benefits		Sale Securities		Income (loss)
	(In thousands)
Balance at December 31, 2020	$	(3,891)	$	(31,459)	$	(351)	$	(35,701)
Unrealized losses		65		—		111		176
Amounts reclassified from accumulated other comprehensive income (loss)		624		547		(10)		1,161
Balance at March 31, 2021	$	(3,202)	$	(30,912)	$	(250)	$	(34,364)

Schedule of Comprehensive Income Reclassifications

The following amounts were reclassified out of AOCI:

	Three Months Ended March 31,				Line Item in the Condensed Consolidated
Details About AOCI Components	2021		2020		Statements of Operations
Interest rate hedges		(624)		(216)	Interest expense
		—		—	Provision for (benefit from) income taxes
	$	(624)	$	(216)	Net of tax
Pension, postretirement and other post-employment benefits
Amortization of actuarial gains (losses), net 1	$	(591)	$	234	Non-service related pension and postretirement benefit (costs) credits
Amortization of prior service credits		44		27	Non-service related pension and postretirement benefit (costs) credits
Pension settlement		—		(4)	Non-service related pension and postretirement benefit (costs) credits
	$	(547)	$	257	Total before tax
		—		—	Provision for (benefit from) income taxes
	$	(547)	$	257	Net of tax
Available-for-sale securities 2	$	10	$	(1)	Interest and investment income
		—		—	Provision for (benefit from) income taxes
	$	10	$	(1)	Net of tax

¹ Production-related benefits and workers’ compensation costs are included in costs to produce coal.

² The gains and losses on sales of available-for-sale-securities are determined on a specific identification basis.