Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Net sales	$ 2,265		$ 2,289
Cost of sales	1,336		1,354
Gross margin	929		935
Operating expenses:
Selling, general and administrative expenses	316		397
Research, development and engineering expenses	189		198
Amortization of purchased intangibles	12		8
Restructuring, impairment and other charges			17
Operating income	412		315
Equity in earnings of affiliated companies	94		86
Interest income	5		12
Interest expense	(30)		(30)
Transaction-related gain, net			74
Foreign currency transaction and hedge gain (loss), net	33		(6)
Other (expense) income, net (Note 1)	(21)		30
Income before income taxes	493		481
Provision for income taxes (Note 4)	(86)		(180)
Net income attributable to Corning Incorporated	$ 407		$ 301
Earnings per common share attributable to Corning Incorporated:
Basic (Note 5) (in Dollars per share)	$ 0.30		$ 0.21
Diluted (Note 5) (in Dollars per share)	$ 0.29		$ 0.20
Dividends declared per common share (1) (in Dollars per share)	$ 0.00	[1]	$ 0.10	[1]

[1] The first quarter 2015 dividend was declared on December 3, 2014.