STOCKHOLDERS' EQUITY - Stock Repurchase Programs Narrative (Details) - USD ($) shares in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2020	Nov. 30, 2018	Feb. 28, 2018	Nov. 30, 2016	Jul. 31, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Stock repurchase program, authorized amount						$ 2,000,000,000.0
Stock repurchase program, additional authorized amount			$ 2,000,000,000.0	$ 1,500,000,000	$ 1,500,000,000
Remaining value available under stock repurchase programs		$ 897,000,000
Purchases of treasury stock (in shares)	8.1