Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Summary of revenues by primary geographical markets

A summary of the Company's revenues by primary geographical markets as well as by key product and service groups for the years ended December 31, 2023, 2022 and 2021 is as follows:

	Year Ended December 31, 2023
(In thousands)	Harsco Environmental Segment		Clean Earth Segment		Consolidated Totals
Primary Geographical Markets (a):
North America	$	318,574	$	928,321	$	1,246,895
Western Europe	431,893		—		431,893
Latin America (b)	170,194		—		170,194
Asia-Pacific	113,800		—		113,800
Middle East and Africa	86,867		—		86,867
Eastern Europe	19,576		—		19,576
Total Revenues	$	1,140,904	$	928,321	$	2,069,225
Key Product and Service Groups:
Environmental services related to resource recovery for metals manufacturing; and related logistical services	$	950,961	$	—	$	950,961
Ecoproducts	162,291		—		162,291
Environmental systems for aluminum dross and scrap processing	27,652		—		27,652
Hazardous waste processing solutions	—		767,338		767,338
Soil and dredged materials processing and reuse solutions	—		160,983		160,983
Total Revenues	$	1,140,904	$	928,321	$	2,069,225

	Year Ended December 31, 2022
(In thousands)	Harsco Environmental Segment		Clean Earth Segment		Consolidated Totals
Primary Geographical Markets (a):
North America	$	297,544	$	827,826	$	1,125,370
Western Europe	389,713		—		389,713
Latin America (b)	155,235		—		155,235
Asia-Pacific	119,433		—		119,433
Middle East and Africa	79,562		—		79,562
Eastern Europe	19,752		—		19,752
Total Revenues	$	1,061,239	$	827,826	$	1,889,065
Key Product and Service Groups:
Environmental services related to resource recovery for metals manufacturing; and related logistical services	$	900,426	$	—	$	900,426
Ecoproducts	145,911		—		145,911
Environmental systems for aluminum dross and scrap processing	14,902		—		14,902
Hazardous waste processing solutions	—		681,804		681,804
Soil and dredged materials processing and reuse solutions	—		146,022		146,022
Total Revenues	$	1,061,239	$	827,826	$	1,889,065

	Year Ended December 31, 2021
(In thousands)	Harsco Environmental Segment		Clean Earth Segment		Consolidated Totals
Primary Geographical Markets (a):
North America	$	281,125	$	780,316	$	1,061,441
Western Europe	442,286		—		442,286
Latin America (b)	132,349		—		132,349
Asia-Pacific	110,790		—		110,790
Middle East and Africa	81,337		—		81,337
Eastern Europe	20,196		—		20,196
Total Revenues	$	1,068,083	$	780,316	$	1,848,399
Key Product and Service Groups:
Environmental services related to resource recovery for metals manufacturing; and related logistical services	$	920,580	$	—	$	920,580
Ecoproducts	132,389		—		132,389
Environmental systems for aluminum dross and scrap processing	15,114		—		15,114
Hazardous waste processing solutions	—		639,233		639,233
Soil and dredged materials processing and reuse solutions	—		141,083		141,083
Total Revenues	$	1,068,083	$	780,316	$	1,848,399

(a)     Revenues are attributed to individual countries based on the location of the facility generating the revenue.

(b)    Includes Mexico.