VARIABLE INTEREST ENTITIES (Schedule of Consolidated Variable Interest Entities, Carrying Amounts of Assets and Liabilities) (Details) - USD ($) $ in Millions		Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016	Dec. 31, 2015
Cash and cash equivalents		$ 6,218	$ 6,607	$ 7,309	$ 8,577
Other current assets		690	665
Net property		24,116	23,486
Other noncurrent assets		618	565
Total assets (1)		82,247	79,511
Current liabilities		13,429	12,604
Long-term debt		20,072	20,456
Other noncurrent obligations		5,745	5,560
Current assets		25,935	23,659
Variable Interest Entity, Primary Beneficiary [Member]
Cash and cash equivalents		87	75
Other current assets		105	95
Net property		942	961
Other noncurrent assets		53	55
Total assets (1)	[1]	1,187	1,186
Current liabilities		271	286
Long-term debt		306	330
Other noncurrent obligations		44	47
Total liabilities (2)	[2]	621	663
Variable Interest Entities Used to Monetize Accounts Receivable [Member]
Current liabilities		2	1
Current assets		627	477
Nonrecourse Liabilities Current		0	0
Variable Interest Entities Used to Monetize Accounts Receivable [Member] | Restricted Current Assets [Member]
Current assets		$ 0	$ 0

[1] All assets were restricted at June 30, 2017 and December 31, 2016.

[2] All liabilities were nonrecourse at June 30, 2017 and December 31, 2016.