Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2021

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 is as follows:


	Three Months Ended
	March 31, 2021
(In thousands)	Harsco Environmental Segment		Harsco Clean Earth Segment		Harsco Rail Segment		Consolidated Totals
Primary Geographical Markets (a) (b):
North America	$	67,181	$	189,279	$	58,261	$	314,721
Western Europe	112,171		—		16,633		128,804
Latin America (c)	30,653		—		560		31,213
Asia-Pacific	23,370		—		6,136		29,506
Middle East and Africa	20,121		—		—		20,121
Eastern Europe	4,490		—		—		4,490
Total Revenues	$	257,986	$	189,279	$	81,590	$	528,855
Key Product and Service Groups (a):
Environmental services related to resource recovery for metals manufacturing and related logistical services	$	225,060	$	—	$	—	$	225,060
Applied products	29,785		—		—		29,785
Environmental systems for aluminum dross and scrap processing	3,141		—		—		3,141
Railway track maintenance equipment	—		—		46,440		46,440
After market parts and services; safety and diagnostic technology	—		—		26,769		26,769
Railway contracting services	—		—		8,381		8,381
Waste processing, recycling, reuse and transportation solutions	—		189,279		—		189,279

Total Revenues	$	257,986	$	189,279	$	81,590	$	528,855


	Three Months Ended
	March 31, 2020
(In thousands)	Harsco Environmental Segment		Harsco Clean Earth Segment		Harsco Rail Segment		Consolidated Totals
Primary Geographical Markets (a) (b):
North America	$	69,881	$	78,812	$	53,773	$	202,466
Western Europe	96,317		—		18,164		114,481
Latin America (c)	33,260		—		665		33,925
Asia-Pacific	21,996		—		5,868		27,864
Middle East and Africa	15,889		—		—		15,889
Eastern Europe	4,216		—		—		4,216
Total Revenues	$	241,559	$	78,812	$	78,470	$	398,841


Key Product and Service Groups (a):
Environmental services related to resource recovery for metals manufacturing and related logistical services	$	207,596	$	—	$	—	$	207,596
Applied products	30,262		—		—		30,262
Environmental systems for aluminum dross and scrap processing	3,701		—		—		3,701
Railway track maintenance equipment	—		—		42,615		42,615
After market parts and services; safety and diagnostic technology	—		—		31,200		31,200
Railway contracting services	—		—		4,655		4,655
Waste processing, recycling, reuse and transportation solutions	—		78,812		—		78,812

Total Revenues	$	241,559	$	78,812	$	78,470	$	398,841

(a) The Company's acquisition of ESOL closed on April 6, 2020. The results are included in the Harsco Clean Earth Segment. See Note 3, Acquisitions and Dispositions, for additional details.

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