PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS (Details) - USD ($) $ in Millions			1 Months Ended	3 Months Ended			6 Months Ended
		Jun. 01, 2016	Jun. 30, 2016	Jun. 30, 2016	[1]	Jun. 30, 2015	Jun. 30, 2016	[1]	Jun. 30, 2015
Defined Benefit Pension Plans [Member]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost				$ 111		$ 123	$ 215		$ 248
Interest cost				207		242	404		486
Expected return on plan assets				(356)		(341)	(698)		(685)
Amortization of prior service credit				(6)		(7)	(12)		(14)
Amortization of net (gain) loss				148		182	294		366
Net periodic benefit cost				104		199	203		401
Other Postretirement Benefits [Member]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost				3		4	6		8
Interest cost				12		15	24		30
Amortization of prior service credit				0		(1)	(1)		(2)
Amortization of net (gain) loss				(2)		(3)	(4)		(6)
Net periodic benefit cost				$ 13		$ 15	$ 25		$ 30
Dow Corning Corporation [Member] | Defined Benefit Pension Plans [Member]
Defined Benefit Plan Disclosures [Line Items]
Fair value of plan assets		$ 2,327
Projected benefit obligations		3,252
Net liability assumed		(925)
Other assets		4
Accrued and other current liabilities		(9)
Pension and other postretirement benefits - noncurrent		(920)
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Net periodic benefit cost	[1]		$ 3
Dow Corning Corporation [Member] | Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosures [Line Items]
Fair value of plan assets		0
Projected benefit obligations		313
Net liability assumed		(313)
Other assets		0
Accrued and other current liabilities		(18)
Pension and other postretirement benefits - noncurrent		$ (295)
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Net periodic benefit cost	[1]		$ 1

[1] Net periodic benefit cost for the three- and six-month periods ended June 30, 2016, includes one month of net periodic benefit cost for Dow Corning - $3 million for defined benefit pension plans and $1 million for other postretirement benefits.