Discontinued Operations and Dispositions- Schedule of Balance Sheet from Disposal of Harsco Rail Segment (Details) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Trade accounts receivable, net	$ 313,193	$ 338,187
Other receivables	37,101	40,565
Inventories	188,503	189,369
Current portion of contract assets	70,067	64,875
Other current assets	16,232	11,023
Property, plant and equipment, net	692,416	707,397
Right-of-use assets, net	101,281	102,891
Goodwill	770,858	780,978
Intangible assets, net	310,086	327,983
Deferred income tax assets	15,338	16,295
Other assets	95,449	91,798
Total assets	2,768,667	2,854,698
Accounts payable	231,384	243,279
Accrued compensation	55,444	79,609
Income taxes payable	2,178	7,567
Current portion of operating lease liabilities	28,530	28,775
Current portion of advances on contracts	30,278	38,313
Reserve for forward losses on contracts	50,092	52,919
Other current liabilities	170,807	174,342
Operating lease liabilities	74,403	75,476
Deferred tax liabilities	35,824	29,160
Other liabilities	48,823	47,215
Total liabilities	$ 2,239,869	2,279,290
Harsco Rail Segment | Revision of Prior Period, Adjustment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Trade accounts receivable, net		57,415
Other receivables		6,708
Inventories		103,077
Current portion of contract assets		56,341
Prepaid Expense		28,797
Other current assets		2,895
Property, plant and equipment, net		44,113
Right-of-use assets, net		7,050
Goodwill		13,026
Intangible assets, net		3,122
Deferred income tax assets		973
Other assets		22,792
Total assets		346,309
Accounts payable		44,703
Accrued compensation		6,056
Income taxes payable		1,434
Current portion of operating lease liabilities		3,656
Current portion of advances on contracts		32,912
Reserve for forward losses on contracts		52,725
Other current liabilities		30,550
Operating lease liabilities		3,331
Deferred tax liabilities		350
Other liabilities		494
Total liabilities		$ 176,211