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Joint Ventures and Noncontrolling Interests (Details) | 12 Months Ended |  |  |
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Dec. 31, 2013 item | Dec. 31, 2013 Valex Corp. | Dec. 31, 2013 Valex Corp. People's Republic of China | Dec. 31, 2013 Valex Corp. South Korea | Dec. 31, 2013 Indiana Pickling & Processing Company | Dec. 31, 2013 Feralloy Processing Company | Dec. 31, 2013 FP Structural Solutions | Dec. 31, 2013 Acero Prime S. de R.L. de C.V. | Dec. 31, 2013 Oregon Feralloy Partners LLC | Apr. 30, 2013 Metals USA Eagle Steel Products, Inc. | Dec. 31, 2013 Minimum | Dec. 31, 2013 Maximum
Joint Ventures and Noncontrolling Interests |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage in equity method investment |  |  |  |  |  |  |  | 40.00% | 40.00% | 45.00% | 20.00% | 50.00%
Percentage of ownership for consolidation of financial statements |  |  |  |  |  |  |  |  |  |  | 50.00% |
Number of joint ventures in which the entity has a noncontrolling interest | 3 |  |  |  |  |  |  |  |  |  |  |
Ownership percentage in investments other than equity method investment |  | 97.00% | 92.00% | 94.00% | 56.00% | 51.00% | 70.00% |  |  |  |  |

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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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