REVENUE RECOGNITION AND CONTRACTS WITH CUSTOMERS 3 (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2018	Jan. 01, 2018
Change in Contract with Customer, Asset and Liability [Abstract]
Contract Assets	$ 1,650	$ 1,650	$ 1,721
Change in Contract Assets - Increase (Decrease)		(71)
Contract Liabilities	(3,109)	(3,109)	$ (2,973)
Change in Contract Liabilities - (Increase) Decrease		(136)
Net Change		(207)
Contract liability, revenue recognized	$ 320	$ 901