Annual report pursuant to Section 13 and 15(d)

INVESTMENTS (Details 4)

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INVESTMENTS (Details 4) - USD ($)
$ in Millions
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Available-for-sale and held-to-maturity securities by balance sheet line item        
Cash and cash equivalents $ 6,006 $ 8,555 $ 7,309 $ 8,958
Marketable securities 5,317 4,051    
OTHER INVESTMENTS 1,096 989    
OTHER ASSETS 4,560 4,248    
Available-for-sale securities 7,807 6,413    
Available-for-Sale Securities        
Available-for-sale and held-to-maturity securities by balance sheet line item        
Cash and cash equivalents 667 682    
Marketable securities 5,022 3,769    
OTHER INVESTMENTS 953 849    
OTHER ASSETS 1,165 1,113    
Available-for-sale securities $ 7,807 $ 6,413