Note 1 - Significant Accounting Policies (Details) - Other Income, Net (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Note 1 - Significant Accounting Policies (Details) - Other Income, Net [Line Items]
Foreign currency exchange and hedge gain (loss), net	$ 744	$ (33)	$ 596	$ 248
Net (gain) loss attributable to noncontrolling interests	(2)			1
Other, net	(22)	18	(7)	37
Total	720	(1)	589	329
Samsung Corning Precision Materials Co., Ltd. [Member]
Note 1 - Significant Accounting Policies (Details) - Other Income, Net [Line Items]
Royalty income from Samsung Corning Precision Materials		$ 14		$ 43