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INCOME TAXES INCOME TAXES - Reconciliation of Income Tax Expense with Federal Income Taxes at the Statutory Rate (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Tax Disclosure [Abstract]
Federal income tax	$ 76	$ 67	$ 145	$ 218
State income taxes, net of federal income tax benefit	12	9	23	28
Foreign rate difference	12	4	18	14
Foreign subsidiaries tax impacts, non operating	5	0	(71)	0
Change in valuation allowance	4	2	8	5
Other, net	(3)	(4)	(5)	(4)
Income tax expense	$ 106	$ 78	$ 118	$ 261
Effective tax rate	29.30%	24.20%	17.30%	25.10%

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