Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net sales		$ 2,360	$ 2,343	$ 4,407	$ 4,608
Cost of sales		1,409	1,368	2,692	2,704
Gross margin		951	975	1,715	1,904
Operating expenses:
Selling, general and administrative expenses		499	337	802	653
Research, development and engineering expenses		192	191	382	380
Amortization of purchased intangibles		15	16	29	28
Restructuring, impairment and other charges		(2)		78
Operating income		247	431	424	843
Equity in earnings of affiliated companies		41	62	100	156
Interest income		6	5	12	10
Interest expense		(40)	(33)	(81)	(63)
Translated earnings contract (loss) gain, net		(1,201)	162	(2,058)	191
Gain		2,676		2,676
Other expense, net		(26)	(21)	(42)	(38)
Income before income taxes		1,703	606	1,031	1,099
Benefit (provision) for income taxes (Note 5)		504	(110)	808	(196)
Net income attributable to Corning Incorporated		$ 2,207	$ 496	$ 1,839	$ 903
Earnings per common share attributable to Corning Incorporated:
Basic earnings per common share (in dollars per share)		$ 2.06	$ 0.38	$ 1.66	$ 0.68
Diluted earnings per common share (in dollars per share)		1.87	0.36	1.53	0.65
Dividends declared per common share (1) (in dollars per share)	[1]	$ 0.135	$ 0.12	$ 0.27	$ 0.12

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