Annual report pursuant to Section 13 and 15(d)

MARKETABLE SECURITIES (Details)

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MARKETABLE SECURITIES (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Schedule of Available-for-sale Securities      
Debt Securities, Available-for-sale, Amortized Cost $ 1 $ 1  
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax [1] 0 0  
Debt Securities, Available-for-sale 1 1  
Total Marketable Securities, Amortized Cost Basis 221 195  
Total Marketable Securities, Accumulated Gross Unrealized Gain(Loss), before tax [1] 1 3  
Total Marketable Securities, Estimated Fair Value 222 198  
Proceeds from sales of marketable securities 253 145 $ 116
Proceeds from maturities of marketable securities 78 121 190
Proceeds from Sale and Maturity of Marketable Securities 331 266 $ 306
Debt mutual funds      
Schedule of Available-for-sale Securities      
Available-for-sale Equity Securities, Amortized Cost Basis 103 170  
Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax [1] 1 0  
Available-for-sale Securities, Equity Securities 104 170  
Certificates of Deposit      
Schedule of Available-for-sale Securities      
Available-for-sale Equity Securities, Amortized Cost Basis 101 12  
Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax [1] 0 0  
Available-for-sale Securities, Equity Securities 101 12  
Equity Mutual Funds      
Schedule of Available-for-sale Securities      
Available-for-sale Equity Securities, Amortized Cost Basis 16 12  
Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax [1] 0 3  
Available-for-sale Securities, Equity Securities $ 16 $ 15  
Minimum | Certificates of Deposit      
Schedule of Available-for-sale Securities      
Maturities of Time Deposits, Description P3M    
Maximum | Certificates of Deposit      
Schedule of Available-for-sale Securities      
Maturities of Time Deposits, Description P5Y    
[1] Unrealized gains and losses for debt securities are recorded in other comprehensive income (See NOTE 15, "ACCUMULATED OTHER COMPREHENSIVE LOSS," to our Consolidated Financial Statements for more information). Effective January 1, 2018, with the adoption of the new FASB standard, all unrealized gains and losses for equity securities are recorded in "Other income, net" in the Consolidated Statements of Income. See NOTE 1, "RECENTLY ADOPTED AND RECENTLY ISSUED ACCOUNTING PRONOUNCEMENTS," for detailed information about the adoption of this standard.