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BORROWINGS Part 3 (Details) Fair Value - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Jun. 30, 2020
Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Line of Credit Facility, Maximum Month-end Outstanding Amount $ 0    
Borrowings due within one year   $ 702 $ 171
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt Instrument, Fair Value Disclosure   6,720 6,275
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt Instrument, Fair Value Disclosure   $ 0 $ 0