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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 |  |  |  |  |  |

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