Components of Accumulated Other Comprehensive Loss (Tables)

9 Months Ended

Sep. 30, 2021

Equity [Abstract]

Schedule of accumulated other comprehensive loss

The components of AOCI, net of the effect of income taxes, and activity for the nine months ended September 30, 2020 and 2021 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, 2019	$	(143,340)		$	(3,717)		$	(440,562)		$	(3)	$	(587,622)
OCI before reclassifications	(48,150)		(a)	(2,226)		(b)	9,905		(a)	(22)		(40,493)
Amounts reclassified from AOCI, net of tax	12,906			604			18,132			—		31,642
Total OCI	(35,244)			(1,622)			28,037			(22)		(8,851)
Less: OCI attributable to noncontrolling interests	579			—			—			—		579
OCI attributable to Harsco Corporation	(35,823)			(1,622)			28,037			(22)		(9,430)
Balance at September 30, 2020	$	(179,163)		$	(5,339)		$	(412,525)		$	(25)	$	(597,052)

	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	(15,437)		(a)	257		(b)	6,628		(a)	25		(8,527)
Amounts reclassified from AOCI, net of tax	—			1,488			17,184			—		18,672
Total OCI	(15,437)			1,745			23,812			25		10,145
Less: OCI attributable to noncontrolling interests	(837)			—			—			—		(837)
OCI attributable to Harsco Corporation	(14,600)			1,745			23,812			25		10,982
Balance at September 30, 2021	$	(139,992)		$	(4,095)		$	(490,688)		$	16	$	(634,759)

(a)    Principally foreign currency fluctuation.

(b)     Net change from periodic revaluations.

Reclassification out of accumulated other comprehensive income

Amounts reclassified from AOCI were as follows:

(In thousands)	Three Months Ended				Nine Months Ended				Location on the Condensed Consolidated Statements of Operations
	September 30				September 30
	2021		2020		2021		2020
Recognition of cumulative foreign currency translation adjustments:
Gain on substantial liquidation of subsidiaries (c)	$	—	$	—	—		12,906		Gain on sale of discontinued businesses
Amortization of cash flow hedging instruments:
Foreign currency exchange forward contracts	$	(418)	$	174	$	(465)	$	(1,562)	Product revenues
CCIRs	—		312		—		912		Interest expense
Interest rate swaps	872		739		2,599		1,849		Interest expense
Total before taxes	454		1,225		2,134		1,199
Income taxes	(148)		(408)		(646)		(595)
Total reclassification of cash flow hedging instruments, net of tax	$	306	$	817	$	1,488	$	604
Amortization of defined benefit pension items (d):
Actuarial losses	$	5,922	$	4,962	$	17,877	$	14,799	Defined benefit pension income
Prior service costs	125		113		381		326		Defined benefit pension income
Pension liability transfer - discontinued business	—		—		—		5,363		Gain on sale of discontinued businesses
Total before taxes	6,047		5,075		18,258		20,488
Income taxes	(358)		(323)		(1,074)		(2,356)
Total reclassification of defined benefit pension items, net of tax	$	5,689	$	4,752	$	17,184	$	18,132

(c)    No tax impact.

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