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Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Jun. 30, 2017
Document And Entity Information [Abstract]    
Document Type 10-K  
Amendment Flag false  
Document Period End Date Dec. 31, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus FY  
Trading Symbol SLB  
Entity Registrant Name SCHLUMBERGER LIMITED/NV  
Entity Central Index Key 0000087347  
Current Fiscal Year End Date --12-31  
Entity Well-known Seasoned Issuer Yes  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding 1,383,932,776  
Entity Public Float   $ 91,070