Note 6 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

	Years ended December 31,
	2016		2015		2014
U.S. companies	$	2,658	$	426	$	2,384
Non-U.S. companies		1,034		1,060		1,184
Income before income taxes	$	3,692	$	1,486	$	3,568

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Years ended December 31,
	2016			2015			2014
Current:
Federal	$	(1	)	$	(40	)	$	(38	)
State and municipal		(17	)		(20	)		(32	)
Foreign		(287	)		(33	)		(414	)
Deferred:
Federal		310			(144	)		(411	)
State and municipal		48			(30	)		9
Foreign		(50	)		120			(210	)
Benefit (provision) for income taxes	$	3		$	(147	)	$	(1,096	)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Years ended December 31,
	2016			2015			2014
Statutory U.S. income tax rate		35.0	%		35.0	%		35.0	%
State income tax (benefit), net of federal effect		(0.3	)		0.1			4.9
Rate difference on foreign earnings (1)		(9.2	)		(19.8	)		(8.3	)
Uncertain tax positions		(0.1	)		4.3			(0.1	)
Equity earnings impact		(0.4	)		(5.4	)		(2.0	)
Valuation allowances		1.2			(4.2	)		0.8
Realignment of Dow Corning interest (2)		(28.2	)
Other items, net		1.9			(0.1	)		0.4
Effective income tax (benefit) rate		(0.1	)%		9.9	%		30.7	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 31,
	2016			2015
Loss and tax credit carryforwards	$	1,465		$	1,151
Other assets		62			69
Asset impairments and restructuring reserves		154			153
Postretirement medical and life benefits		283			276
Other accrued liabilities		190			265
Other employee benefits		462			505
Gross deferred tax assets		2,616			2,419
Valuation allowance		(270	)		(238	)
Total deferred tax assets		2,346			2,181
Intangible and other assets		(104	)		(181	)
Fixed assets		(234	)		(284	)
Total deferred tax liabilities		(338	)		(465	)
Net deferred tax assets	$	2,008		$	1,716

Schedule of Net Deferred Tax Assets [Table Text Block]

	December 31,
	2016			2015
Deferred tax assets	$	2,325		$	2,056
Deferred tax liabilities		(317	)		(340	)
Net deferred tax assets	$	2,008		$	1,716

Summary of Tax Credit Carryforwards [Table Text Block]

			Expiration
	Amount			2017-2021		2022-2026		2027-2036	Indefinite
Net operating losses	$	416	$	144	$	46	$	8	$	218
Tax credits		1,049		420		70		523		36
Totals as of December 31, 2016	$	1,465	$	564	$	116	$	531	$	254

Summary of Income Tax Contingencies [Table Text Block]

	2016			2015
Balance at January 1	$	253		$	10
Additions based on tax positions related to the current year		10
Additions for tax positions of prior years		4			245
Reductions for tax positions of prior years		(18	)		(1	)
Settlements and lapse of statute of limitations		(6	)		(1	)
Balance at December 31	$	243		$	253