TREASURY STOCK (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2019
Equity, Class of Treasury Stock [Line Items]
Remittances of employee withholding taxes	$ 151,000,000	$ 163,000,000	$ 101,000,000
Shares of common stock held in treasury (in shares)	21,762,070	17,317,126
2018 Share Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Remaining authorization to repurchase common stock		$ 4,500,000,000
Amount of common stock repurchases authorized		$ 8,000,000,000.0
2019 Share Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Remaining authorization to repurchase common stock	$ 11,500,000,000
Amount of common stock repurchases authorized				$ 15,000,000,000.0