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Equity Method Investments (Details) (USD $)
3 Months Ended 1 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Dec. 31, 2013
Infrastructure Transaction Strategic Venture [Member]
Mar. 31, 2014
Infrastructure Transaction Strategic Venture [Member]
Nov. 26, 2013
Infrastructure Transaction Strategic Venture [Member]
Y
Mar. 31, 2014
Harsco Infrastructure Segment
Infrastructure Transaction Strategic Venture [Member]
Nov. 26, 2013
Harsco Infrastructure Segment
Infrastructure Transaction Strategic Venture [Member]
Schedule of Equity Method Investments [Line Items]                
Percentage of ownership in Brand             29.00% 29.00%
Equity Method Investments, Fair Value Disclosure         $ 298,325,000      
Total Annual Payments to Acquire Joint Venture, Before Tax       22,000,000        
Total Annual Payments to Acquire Joint Venture, After Tax       15,000,000        
Equity Method Investment, Transfer of Ownership Interest, Percentage       2.50%        
Joint Venture, Contingency Threshold, Investee Earnings Before Interest, Tax, Depreciation, and Amortization       479,000,000        
Joint Venture, Contingency Threshold, Number of Years After Agreement That Would Terminate Company's Quarterly Payments           8    
In Event of an IPO, Minimum Co-Venture Interest in Partnership That Could Terminate Company's Quarterly Payments           20.00%    
Joint Venture, Liquidation Preference, Value           336,000,000    
Due to Related Parties 103,300,000   106,300,000          
Change in fair value to unit adjustment liability $ 2,546,000 $ 0