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Organization and Business of Company (Details) - USD ($)
$ in Millions
1 Months Ended
Mar. 31, 2017
Jun. 30, 2017
Dec. 31, 2016
Jun. 30, 2016
Dec. 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Line Items]          
Total assets in Company's joint ventures   $ 78 $ 79    
Total liabilities in Company's joint ventures   186 173    
Intercompany liabilities   184 171    
Cash and cash equivalents   2,307 2,128 $ 2,225 $ 2,179
Restricted cash and cash equivalents   $ 10      
2013 US Credit Facility Extended Term B [Member] | Secured Debt [Member] | United States [Member]          
Organization, Consolidation and Presentation of Financial Statements [Line Items]          
Debt instrument, face amount $ 2,180        
Debt instrument, maturity date Mar. 29, 2024        
Accounting Standards Update 2016-09 [Member]          
Organization, Consolidation and Presentation of Financial Statements [Line Items]          
Windfall income tax benefit     379    
Retained Earnings [Member] | Accounting Standards Update 2016-09 [Member]          
Organization, Consolidation and Presentation of Financial Statements [Line Items]          
Cumulative effect adjustment from change in accounting principle     $ 2    
Las Vegas Sands Corp. [Member] | Sands China Ltd [Member] | Macao [Member]          
Organization, Consolidation and Presentation of Financial Statements [Line Items]          
Ownership interest in Sands China Ltd., percentage   70.10%