RESTRUCTURING (Details) $ in Millions	3 Months Ended						9 Months Ended		12 Months Ended
	Sep. 30, 2016 USD ($) employees	Jun. 30, 2016 USD ($) yr employees	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) employees	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($) employees	Sep. 30, 2016 USD ($) employees	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($) employees	Jun. 27, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 0				$ 0		$ 452	$ 375
2015 Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges						$ 375
Restructuring Reserve [Roll Forward]
Restructuring Reserve	73	$ 101	$ 122	$ 153			73		$ 153
Cash payments	(29)	(26)	(31)
Restructuring Reserve, Accrual Adjustment	1	5		$ 40
2015 Restructuring [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated | employees				500		1,750
Severance Costs						$ 196
Restructuring Reserve [Roll Forward]
Restructuring Reserve	64	88	113	$ 143			64		143
Cash payments	$ (24)	(25)	(30)				$ (79)		$ (92)
Entity Number of Employees | employees	440			1,250			440		1,250
Restructuring Reserve, Accrual Adjustment	$ 0	0
2015 Restructuring [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets						169
2015 Restructuring [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Business Exit Costs						$ 10
Restructuring Reserve [Roll Forward]
Restructuring Reserve	9	13	9	$ 10			$ 9		$ 10
Cash payments	(5)	(1)	(1)
Restructuring Reserve, Accrual Adjustment	1	5		1
2015 Restructuring [Member] | Consumer Solutions [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment		1
2015 Restructuring [Member] | Infrastructure Solutions [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment	(1)		$ (2)
2015 Restructuring [Member] | Corporate Segment [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment				$ 39
2015 Restructuring [Member] | Agricultural Sciences [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Accrual Adjustment	1	$ 4
2016 Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Years to Complete | yr		2
Restructuring Charges		$ 449
Restructuring and Related Cost, Incurred Cost		(153)
Restructuring Reserve [Roll Forward]
Restructuring Reserve	271	$ 296					271			$ 449
Cash payments	(25)
2016 Restructuring [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated | employees		2,500
Severance Costs		$ 268
Restructuring and Related Cost, Incurred Cost		0
Restructuring Reserve [Roll Forward]
Restructuring Reserve	244	268					$ 244			268
Cash payments	$ (24)
Entity Number of Employees | employees	2,200						2,200
2016 Restructuring [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		153
Restructuring and Related Cost, Incurred Cost		(153)
Restructuring Reserve [Roll Forward]
Restructuring Reserve	$ 0	0					$ 0			153
Cash payments	0
2016 Restructuring [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Business Exit Costs		28
Restructuring and Related Cost, Incurred Cost		0
Restructuring Reserve [Roll Forward]
Restructuring Reserve	27	28					$ 27			$ 28
Cash payments	$ (1)
2016 Restructuring [Member] | Consumer Solutions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges		28
2016 Restructuring [Member] | Consumer Solutions [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs		0
2016 Restructuring [Member] | Consumer Solutions [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		23
2016 Restructuring [Member] | Consumer Solutions [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Business Exit Costs		5
2016 Restructuring [Member] | Infrastructure Solutions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges		97
2016 Restructuring [Member] | Infrastructure Solutions [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs		0
2016 Restructuring [Member] | Infrastructure Solutions [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		74
2016 Restructuring [Member] | Infrastructure Solutions [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Business Exit Costs		23
2016 Restructuring [Member] | Performance Plastics [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges		10
2016 Restructuring [Member] | Performance Plastics [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs		0
2016 Restructuring [Member] | Performance Plastics [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		10
2016 Restructuring [Member] | Performance Plastics [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Business Exit Costs		0
2016 Restructuring [Member] | Corporate Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges		314
2016 Restructuring [Member] | Corporate Segment [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs		268
2016 Restructuring [Member] | Corporate Segment [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		46
2016 Restructuring [Member] | Corporate Segment [Member] | Costs Associated with Exit and Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Business Exit Costs		0
Shut Down of Energy & Water Solutions Facilities and Assets [Member] | Infrastructure Solutions [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		70
Shut Down of Dow Corning Silicone Facilities [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		25
Shut Down of Dow Corning Silicone Facilities [Member] | Consumer Solutions [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		21
Shut Down of Dow Corning Silicone Facilities [Member] | Infrastructure Solutions [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		4
Shut Down and Consolidation of Corporate Facilities [Member] | Corporate Segment [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		25
Shut Down and Write Down of Small Manufacturing Facilities and Assets [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		33
Shut Down and Write Down of Small Manufacturing Facilities and Assets [Member] | Consumer Solutions [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		2
Shut Down and Write Down of Small Manufacturing Facilities and Assets [Member] | Performance Plastics [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		10
Shut Down and Write Down of Small Manufacturing Facilities and Assets [Member] | Corporate Segment [Member] | Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Long-lived Assets, Other Investments and Other Assets		$ 21