Accounts Receivable (Details) - USD ($)	Mar. 31, 2022	Dec. 31, 2021	Jan. 01, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade accounts receivable	$ 392,198,000	$ 385,143,000
Accounts Receivable Greater than 12 Months Reserved	3,500,000
Receivable with Imputed Interest, Face Amount	$ 40,000,000
Note Receivable; Interest Rate; Stated percentage	2.50%
Receivables, Fair Value Disclosure	$ 31,800,000		$ 34,300,000
Greater than 12 months
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade accounts receivable	$ 6,500,000
Harsco Industrial IKG | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Accounts, Notes, Loans and Financing Receivable [Line Items]
Selling price			$ 85,000,000