FAIR VALUE MEASUREMENTS (Additional Information) (Details) - Significant Unobservable Inputs (Level 3) [Member] - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of period, fair value measurements using Level 3 inputs	[1]	$ 1,195	$ 1,263	$ 943	$ 1,328
Loss included in earnings, fair value measurements using Level 3 inputs	[1],[2]	0	(1)	(1)	0
Purchases, fair value measurements using Level 3 inputs	[1]	520	222	960	441
Settlements, fair value measurements using Level 3 inputs	[1]	(566)	(428)	(753)	(713)
Balance at end of period, fair value measurements using Level 3 inputs	[1]	$ 1,149	1,056	$ 1,149	$ 1,056
Corporate Debt Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Loss included in earnings, fair value measurements using Level 3 inputs	[1],[2]		$ 1

[1] Included in “Accounts and notes receivable – Other” in the consolidated balance sheets.

[2] Included in “Selling, general and administrative expenses” in the consolidated statements of income.