INDUSTRY SEGMENTS AND GEOGRAPHIC AREAS - CORPORATE and GEOGRAPHIC AREAS (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Information
Net sales	$ 10,090	$ 12,480	$ 19,312
Property, plant and equipment, net	32,337	31,639	39,730
Corporate significant items affecting earnings/Pre-tax operating profit (loss)
Pre-tax operating profit (loss)	(1,664)	(9,476)	1,555
Income taxes	662	1,330	(1,685)
United States
Segment Information
Net sales	6,290	7,479	11,943
Property, plant and equipment, net	24,004	23,265	26,673
Total Foreign
Segment Information
Net sales	3,800	5,001	7,369
Property, plant and equipment, net	8,333	8,374	13,057
Oman
Segment Information
Net sales	1,101	1,631	2,524
Property, plant and equipment, net	1,858	1,292	2,876
Qatar
Segment Information
Net sales	1,206	1,449	2,803
Property, plant and equipment, net	1,299	1,354	2,605
Colombia
Segment Information
Net sales	463	570	938
Property, plant and equipment, net	741	821	1,396
United Arab Emirates
Segment Information
Net sales	664	477
Property, plant and equipment, net	4,373	4,484	4,312
Other Foreign
Segment Information
Net sales	366	874	1,104
Property, plant and equipment, net	62	423	1,868
Corporate
Corporate significant items affecting earnings/Pre-tax operating profit (loss)
Income taxes	424	1,903	927
Corporate | Pre-tax operating profit (loss)
Corporate significant items affecting earnings/Pre-tax operating profit (loss)
Asset sale losses		(8)
Impairments of assets	(619)	(235)	(1,358)
Severance, spin-off and other		(118)	(61)
Pre-tax operating profit (loss)	$ (619)	$ (361)	$ (1,419)