PARTNERING ARRANGEMENTS - Additional Information (Detail) - Jun. 30, 2015 $ in Thousands	USD ($) Train
Chicago Bridge And Iron Zachary Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Number of LNG trains \| Train	2
Joint venture contract value	$ 2,600,000
Chicago Bridge And Iron Zachary and Chiyoda Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Joint venture contract value	$ 675,000
Chicago Bridge And Iron Chiyoda Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Number of LNG trains \| Train	3
Joint venture contract value	$ 3,100,000
CB&I/Kentz Joint Venture [Member]
Schedule of Investments [Line Items]
Number of LNG trains \| Train	3
Joint venture contract value	$ 5,000,000
CB&I/Areva Joint Venture [Member]
Schedule of Investments [Line Items]
Joint venture contract value	$ 5,200,000
Kentz [Member] \| CB&I/Kentz Joint Venture [Member]
Schedule of Investments [Line Items]
Percentage of ownership in consolidated venture	35.00%
Areva [Member] \| CB&I/Areva Joint Venture [Member]
Schedule of Investments [Line Items]
Percentage of ownership in consolidated venture	48.00%
Zachary [Member] \| Chicago Bridge And Iron Zachary Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Proportionately consolidates ventures percentage	50.00%
Zachary [Member] \| Chicago Bridge And Iron Zachary and Chiyoda Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Proportionately consolidates ventures percentage	33.30%
Chiyoda [Member] \| Chicago Bridge And Iron Zachary and Chiyoda Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Proportionately consolidates ventures percentage	33.30%
Chiyoda [Member] \| Chicago Bridge And Iron Chiyoda Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Proportionately consolidates ventures percentage	50.00%
CB&I [Member] \| Chicago Bridge And Iron Zachary Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Proportionately consolidates ventures percentage	50.00%
CB&I [Member] \| Chicago Bridge And Iron Zachary and Chiyoda Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Proportionately consolidates ventures percentage	33.30%
CB&I [Member] \| Chicago Bridge And Iron Chiyoda Unconsolidated Venture [Member]
Schedule of Investments [Line Items]
Proportionately consolidates ventures percentage	50.00%
CB&I [Member] \| CB&I/Kentz Joint Venture [Member]
Schedule of Investments [Line Items]
Percentage of ownership in consolidated venture	65.00%
CB&I [Member] \| CB&I/Areva Joint Venture [Member]
Schedule of Investments [Line Items]
Percentage of ownership in consolidated venture	52.00%
CB&I [Member] \| Chevron-Lummus Global CLG [Member]
Schedule of Investments [Line Items]
Equity method investment percentage	50.00%
CB&I [Member] \| Net Power [Member]
Schedule of Investments [Line Items]
Equity method investment percentage	33.30%
Cash commitment	$ 47,300
Equity method invested	$ 13,100
Chevron [Member] \| Chevron-Lummus Global CLG [Member]
Schedule of Investments [Line Items]
Equity method investment percentage	50.00%
Exelon [Member] \| Net Power [Member]
Schedule of Investments [Line Items]
Equity method investment percentage	33.30%
8 Rivers Capital [Member] \| Net Power [Member]
Schedule of Investments [Line Items]
Equity method investment percentage	33.30%

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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