CONSOLIDATED FINANCIAL STATEMENTS Accounting Standards Update 2016-09 (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Other assets and liabilities - net	$ 233	$ (331)
Cash provided by operating activities	4,779	3,719
Employee taxes paid for share-based payment arrangements	(89)	(65)
Cash used in financing activities	$ (1,509)	(2,792)
Scenario, Previously Reported [Member]
Other assets and liabilities - net		(520)
Accounting Standards Update 2016-09 [Member]
Excess tax benefits from share-based payment arrangements		0
Other assets and liabilities - net		(520)
Cash provided by operating activities		3,719
Excess tax benefits from share-based payment arrangements		0
Employee taxes paid for share-based payment arrangements		(65)
Cash used in financing activities		(2,792)
Accounting Standards Update 2016-09 [Member] | Scenario, Previously Reported [Member]
Excess tax benefits from share-based payment arrangements		(39)
Other assets and liabilities - net		(455)
Cash provided by operating activities		3,615
Excess tax benefits from share-based payment arrangements		39
Employee taxes paid for share-based payment arrangements		0
Cash used in financing activities		$ (2,688)