Note 8 - Acquisition (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed (USD $) In Millions, unless otherwise specified	0 Months Ended
	Jan. 15, 2014		Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Note 8 - Acquisition (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed [Line Items]
Goodwill (2)(3)			$ 1,150	$ 1,002	$ 974
Samsung Corning Precision Materials Co., Ltd. [Member]
Note 8 - Acquisition (Details) - Recognized Amounts of Identified Assets Acquired and Liabilities Assumed [Line Items]
Cash and cash equivalents (1)	133	[1]
Trade receivables (3)	357	[2]
Inventory (3)	105	[2]
Property, plant and equipment (3)	3,595	[2]
Other current and non-current assets (3)	71	[2]
Debt – current	(32)
Accounts payable and accrued expenses (3)	(357)	[2]
Other current and non-current liabilities (3)	(294)	[2]
Total identified net assets (3)	3,578	[2]
Non-controlling interests	15
Fair value of Samsung Corning Precision Materials on acquisition date	(3,718)
Goodwill (2)(3)	$ 125	[2],[3]

[1] Cash and cash equivalents are presented net of the 2014 dividend distributed subsequent to the Acquisition, in the amount of $2.8 billion.

[2] During 2014, the Company recorded total measurement period adjustments of $60 million for the Acquisition of Corning Precision Materials primarily related to accrual of contingent liabilities and employee benefit obligations.

[3] The goodwill recognized is not deductible for U.S. income tax purposes. The goodwill was allocated to the Display Technologies segment.