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Business Description	12 Months Ended
Business Description	Dec. 31, 2014
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Business Description	1. Business Description Schlumberger Limited (Schlumberger N.V., incorporated in Curaçao) and its consolidated subsidiaries (collectively, “Schlumberger”) comprise the world’s leading supplier of technology, integrated project management and information solutions to the international oil and gas exploration and production industry.