Note 16 - Shareholders' Equity (Details) (USD $)	0 Months Ended	3 Months Ended		0 Months Ended	3 Months Ended	0 Months Ended	3 Months Ended	0 Months Ended		1 Months Ended		4 Months Ended	0 Months Ended	3 Months Ended		0 Months Ended	1 Months Ended	3 Months Ended		9 Months Ended
	Jan. 15, 2014	Mar. 31, 2014	Sep. 30, 2014	Jan. 15, 2014 Convertible Preferred Stock, Series A [Member] Additional Amount Issued at Closing [Member] Samsung Corning Precision Materials Co., Ltd. [Member]	Mar. 31, 2014 Convertible Preferred Stock, Series A [Member] Additional Amount Issued at Closing [Member] Samsung Corning Precision Materials Co., Ltd. [Member]	Jan. 15, 2014 Convertible Preferred Stock, Series A [Member] Samsung Corning Precision Materials Co., Ltd. [Member]	Mar. 31, 2014 Convertible Preferred Stock, Series A [Member] Samsung Corning Precision Materials Co., Ltd. [Member]	Jan. 15, 2014 Convertible Preferred Stock, Series A [Member]	Jan. 15, 2014 Common Stock [Member]	Jan. 31, 2014 April 24, 2013 [Member] JP Morgan Chase [Member]	Oct. 31, 2013 April 24, 2013 [Member] JP Morgan Chase [Member]	Jan. 31, 2014 April 24, 2013 [Member] JP Morgan Chase [Member]	Jan. 15, 2014 Samsung Corning Precision Materials Co., Ltd. [Member]	Mar. 31, 2014 April 24, 2013 [Member] Open Market [Member]	Oct. 22, 2013 Oct. 22, 2013 [Member]	Mar. 03, 2014 March 3, 2014 [Member] Citibank [Member]	May 28, 2014 March 3, 2014 [Member] Citibank [Member]	May 28, 2014 March 3, 2014 [Member] Citibank [Member]	Sep. 30, 2014 Jan 15, 2014 [Member] Open Market [Member]	Sep. 30, 2014 Jan 15, 2014 [Member] Open Market [Member]
Note 16 - Shareholders' Equity (Details) [Line Items]
Preferred Stock, Par or Stated Value Per Share (in Dollars per share)			$ 100					$ 100
Stock Issued During Period, Shares, Acquisitions (in Shares)						1,900	1,900
Share Price (in Dollars per share)						$ 1,000,000
Stock Issued During Period, Value, Acquisitions						$ 1,900,000,000
Stock Issued During Period, Value, New Issues				400,000,000	400,000,000
Preferred Stock, Dividend Rate, Percentage								4.25%
Convertible Preferred Stock, Shares Issued upon Conversion (in Shares)									50,000
Convertible Preferred Stock, Threshold Trading Days								25 days
Convertible Preferred Stock, Threshold Consecutive Trading Days								40 days
Minimum Closing Price of Common Stock for the Company to Exercise Option to Convert Preferred Stock (in Dollars per share)	$ 35
Stock Repurchase Program, Authorized Amount											1,000,000,000				2,000,000,000	1,250,000,000
Treasury Stock, Shares, Acquired (in Shares)										10,500,000	47,100,000	57,600,000		26,700,000		52,500,000	8,700,000	61,200,000	9,600,000	27,600,000
Accelerated Share Repurchases, Settlement (Payment) or Receipt											(1,000,000,000)					(1,250,000,000)
Treasury Stock, Value, Acquired, Cost Method											800,000,000			484,000,000					200,000,000	567,000,000
Adjustments to Additional Paid in Capital, Other											(200,000,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax		$ 136,000,000											$ 136,000,000