Note 15 - Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended		6 Months Ended
	Jan. 15, 2014	Jun. 30, 2015	Mar. 31, 2014	Jun. 30, 2015	Dec. 31, 2014	Dec. 03, 2014
Note 15 - Shareholders' Equity (Details) [Line Items]
Preferred Stock, Par or Stated Value Per Share (in Dollars per share)		$ 100		$ 100	$ 100
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax			$ 136
Dec. 3, 2014 [Member]
Note 15 - Shareholders' Equity (Details) [Line Items]
Treasury Stock, Shares, Acquired (in Shares)		29,400,000		50,500,000
Treasury Stock, Value, Acquired, Cost Method		$ 626		$ 1,128
Stock Repurchase Program, Authorized Amount						$ 1,500
Common Stock [Member]
Note 15 - Shareholders' Equity (Details) [Line Items]
Convertible Preferred Stock, Shares Issued upon Conversion (in Shares)	50,000
Convertible Preferred Stock, Series A [Member]
Note 15 - Shareholders' Equity (Details) [Line Items]
Preferred Stock, Par or Stated Value Per Share (in Dollars per share)	$ 100
Samsung Corning Precision Materials Co., Ltd. [Member] | Convertible Preferred Stock, Series A [Member]
Note 15 - Shareholders' Equity (Details) [Line Items]
Stock Issued During Period, Shares, Acquisitions (in Shares)	2,300		1,900
Share Price (in Dollars per share)	$ 1,000,000
Stock Issued During Period, Value, Acquisitions	$ 2,300