PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS (Details) - USD ($) $ in Millions			3 Months Ended			9 Months Ended
		Jun. 01, 2016	Sep. 30, 2016		Sep. 30, 2015	Sep. 30, 2016		Sep. 30, 2015
Defined Benefit Pension Plans [Member]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost			$ 122	[1]	$ 123	$ 337	[1]	$ 371
Interest cost			222	[1]	242	626	[1]	728
Expected return on plan assets			(376)	[1]	(345)	(1,074)	[1]	(1,030)
Amortization of prior service credit			(6)	[1]	(7)	(18)	[1]	(21)
Amortization of net (gain) loss			147	[1]	182	441	[1]	548
Net periodic benefit cost			109	[1]	195	312	[1]	596
Other Postretirement Benefits [Member]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost			3	[1]	4	9	[1]	12
Interest cost			14	[1]	15	38	[1]	45
Amortization of prior service credit			(1)	[1]	(1)	(2)	[1]	(3)
Amortization of net (gain) loss			(1)	[1]	(3)	(5)	[1]	(9)
Net periodic benefit cost			15	[1]	$ 15	40	[1]	$ 45
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]		9			12
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]		$ 3			$ 4

[1] Includes net periodic benefit cost for plans assumed from Dow Corning for the three months ended September 30, 2016 of $9 million for defined benefit pension plans ($12 million for the nine months ended September 30, 2016) and $3 million for other postretirement benefits ($4 million for the nine months ended September 30, 2016).