Other Expenses (Tables)

12 Months Ended

Dec. 31, 2022

Other Income and Expenses [Abstract]

Schedule of other expenses (income)

The major components of this Consolidated Statements of Operations caption are as follows:

(In thousands)	2022		2021		2020
Net gains
Harsco Environmental Segment	$	(1,869)	$	(8,902)	$	(3,723)
Harsco Clean Earth	(1,512)		—		—
Corporate	(632)		—		—
Total net gains	(4,013)		(8,902)		(3,723)
Employee termination benefit costs
Harsco Environmental Segment	4,998		2,852		9,389
Harsco Clean Earth Segment	1,786		433		833
Corporate	(294)		1,481		27
Total employee termination benefit costs	6,490		4,766		10,249
Other costs to exit activities
Harsco Environmental Segment	39		640		504
Harsco Clean Earth Segment	—		23		—
Corporate	1,407		—		29
Total other costs to exit activities	1,446		663		533
Impaired asset write-downs
Harsco Environmental Segment	582		942		776
Harsco Clean Earth Segment	59		63		—
Total impaired asset write-downs	641		1,005		776
Contingent consideration adjustments
Harsco Environmental Segment	—		—		—
Harsco Clean Earth Segment	(827)		—		112
Corporate	—		—		2,274
Total contingent consideration adjustments	(827)		—		2,386
Other (income) expense	1,000		(1,254)		(149)
Total other (income) expenses, net	$	4,737	$	(3,722)	$	10,072