Property, Plant and Equipment - Narrative (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property, plant and equipment, net	$ 656,875	$ 653,913
China
Property, Plant and Equipment [Line Items]
Property, plant and equipment, net	96,095	$ 108,496
Harsco Environmental \| China
Property, Plant and Equipment [Line Items]
Property, plant and equipment, net	$ 18,000

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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