Components of Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 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 six months ended June 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	(65,677)		(a)	(1,146)		(b)	23,810		(a)	(31)		(43,044)
Amounts reclassified from AOCI, net of tax	12,906			(213)			13,380			—		26,073
Total OCI	(52,771)			(1,359)			37,190			(31)		(16,971)
Less: OCI attributable to noncontrolling interests	(975)			—			—			—		(975)
OCI attributable to Harsco Corporation	(51,796)			(1,359)			37,190			(31)		(15,996)
Balance at June 30, 2020	$	(195,136)		$	(5,076)		$	(403,372)		$	(34)	$	(603,618)

	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	12,150		(a)	(259)		(b)	(5,451)		(a)	25		6,465
Amounts reclassified from AOCI, net of tax	—			1,182			11,495			—		12,677
Total OCI	12,150			923			6,044			25		19,142
Less: OCI attributable to noncontrolling interests	(393)			—			—			—		(393)
OCI attributable to Harsco Corporation	12,543			923			6,044			25		19,535
Balance at June 30, 2021	$	(112,849)		$	(4,917)		$	(508,456)		$	16	$	(626,206)

(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				Six Months Ended				Location on the Condensed Consolidated Statements of Operations
	June 30				June 30
	2021		2020		2021		2020
Recognition of cumulative foreign currency translation adjustments:
Loss 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	$	3	$	(332)	$	(47)	$	(1,736)	Product revenues
CCIRs	—		295		—		600		Interest expense
Interest rate swaps	862		732		1,727		1,110		Interest expense
Total before taxes	865		695		1,680		(26)
Income taxes	(253)		(263)		(498)		(187)
Total reclassification of cash flow hedging instruments, net of tax	$	612	$	432	$	1,182	$	(213)
Amortization of defined benefit pension items (d):
Actuarial losses	$	6,007	$	4,757	$	11,955	$	9,837	Defined benefit pension income
Prior service costs	129		106		256		213		Defined benefit pension income
Pension liability transfer - discontinued business	—		—		—		5,363		Gain on sale of discontinued businesses
Total before taxes	6,136		4,863		12,211		15,413
Income taxes	(358)		(323)		(716)		(2,033)
Total reclassification of defined benefit pension items, net of tax	$	5,778	$	4,540	$	11,495	$	13,380

(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.