Components of Accumulated Other Comprehensive Loss

3 Months Ended

Mar. 31, 2022

Equity [Abstract]

Components of Accumulated Other Comprehensive Loss

Components of Accumulated Other Comprehensive LossAOCI is included on the Condensed Consolidated Statements of Stockholders' Equity. The components of AOCI, net of the effect of income taxes, and activity for the three months ended March 31, 2021 and 2022 was as follows:

	Components of AOCI, Net of Tax
(In thousands)	Cumulative Foreign Exchange Translation Adjustments			Effective Portion of Derivatives Designated as Hedging Instruments			Cumulative Unrecognized Actuarial Losses on Pension Obligations			Unrealized Gain (Loss) on Marketable Securities		Total
Balance at December 31, 2020	$	(125,392)		$	(5,840)		$	(514,500)		$	(9)	$	(645,741)
OCI before reclassifications	(3,296)		(a)	119		(b)	(1,897)		(a)	17		(5,057)
Amounts reclassified from AOCI, net of tax	—			570			5,716			—		6,286
Total OCI	(3,296)			689			3,819			17		1,229
OCI attributable to noncontrolling interests	1,066			—			—			—		1,066
OCI attributable to Harsco Corporation	(2,230)			689			3,819			17		2,295
Balance at March 31, 2021	$	(127,622)		$	(5,151)		$	(510,681)		$	8	$	(643,446)

	Components of AOCI, Net of Tax
(In thousands)	Cumulative Foreign Exchange Translation Adjustments			Effective Portion of Derivatives Designated as Hedging Instruments			Cumulative Unrecognized Actuarial Losses on Pension Obligations			Unrealized Gain (Loss) on Marketable Securities		Total
Balance at December 31, 2021	$	(134,889)		$	(3,024)		$	(422,248)		$	22	$	(560,139)
OCI before reclassifications	(2,847)		(a)	802		(b)	9,184		(a)	(3)		7,136
Amounts reclassified from AOCI, net of tax				338			4,534					4,872
Total OCI	(2,847)			1,140			13,718			(3)		12,008
OCI attributable to noncontrolling interests	482											482
OCI attributable to Harsco Corporation	(2,365)			1,140			13,718			(3)		12,490
Balance at March 31, 2022	$	(137,254)		$	(1,884)		$	(408,530)		$	19	$	(547,649)

(a)    Principally foreign currency fluctuation.

(b)     Net change from periodic revaluations.

Amounts reclassified from AOCI were as follows:

(In thousands)	Three Months Ended				Location on the Condensed Consolidated Statements of Operations
	March 31
	2022		2021
Amortization of cash flow hedging instruments:
Foreign currency exchange forward contracts	$	(588)	$	(50)	Discontinued Operations
Interest rate swaps	1,050		865		Interest expense
Total before taxes	462		815
Income taxes	(124)		(245)
Total reclassification of cash flow hedging instruments, net of tax	$	338	$	570
Amortization of defined benefit pension items (c):
Actuarial losses	$	4,727	$	5,948	Defined benefit pension income
Prior service costs	120		127		Defined benefit pension income
Total before taxes	4,847		6,075
Income taxes	(313)		(359)
Total reclassification of defined benefit pension items, net of tax	$	4,534	$	5,716

(c)    These AOCI components are included in the computation of net periodic pension costs. See Note 10, Employee Benefit Plans, for additional details.