NOTES PAYABLE, LONG-TERM DEBT AND AVAILABLE CREDIT FACILITIES Notes Payable (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Short-term Debt [Line Items]
Short-term Debt	$ 853	$ 586
Period-end average interest rates	2.76%	6.30%
Commercial Paper [Member]
Short-term Debt [Line Items]
Short-term Debt	$ 500	$ 151
Notes Payable to Banks [Member]
Short-term Debt [Line Items]
Short-term Debt	$ 353	$ 435