Note 1 - Significant Accounting Policies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				0 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Other Income [Member] Foreign Exchange Contract [Member]	Mar. 31, 2013 Other Income [Member] Foreign Exchange Contract [Member]	Jan. 15, 2014 Samsung Corning Precision Materials Co., Ltd. [Member]
Note 1 - Significant Accounting Policies (Details) [Line Items]
Sale of Stock, Percentage of Ownership after Transaction					100.00%
Derivative, Gain (Loss) on Derivative, Net	$ 2	$ 24	$ 2	$ 24