Quarterly Operating Results

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information [Text Block]

Quarterly Operating Results

(unaudited)

(In millions, except per share amounts)

2014	First quarter		Second quarter		Third quarter		Fourth quarter		Total year
Net sales	$	2,289	$	2,482	$	2,540	$	2,404	$	9,715
Gross margin	$	935	$	1,032	$	1,089	$	996	$	4,052
Restructuring, impairment and other credits	$	17	$	34			$	20	$	71
Asbestos litigation charges	$	2	$	4	$	5	$	(20)	$	(9)
Equity in earnings of affiliated companies	$	86	$	62	$	95	$	23	$	266
Provision for income taxes	$	(180)	$	(172)	$	(395)	$	(349)	$	(1,096)
Net income attributable to Corning Incorporated	$	301	$	169	$	1,014	$	988	$	2,472
Basic earnings per common share	$	0.21	$	0.11	$	0.77	$	0.76	$	1.82
Diluted earnings per common share	$	0.20	$	0.11	$	0.72	$	0.70	$	1.73

2013	First quarter		Second quarter		Third quarter		Fourth quarter		Total year
Net sales	$	1,814	$	1,982	$	2,067	$	1,956	$	7,819
Gross margin	$	770	$	883	$	901	$	770	$	3,324
Restructuring, impairment and other charges							$	67	$	67
Asbestos litigation charges	$	2	$	6	$	5	$	6	$	19
Equity in earnings of affiliated companies	$	173	$	166	$	138	$	70	$	547
Provision for income taxes	$	(34)	$	(191)	$	(141)	$	(146)	$	(512)
Net income attributable to Corning Incorporated	$	494	$	638	$	408	$	421	$	1,961
Basic earnings per common share	$	0.33	$	0.43	$	0.28	$	0.30	$	1.35
Diluted earnings per common share	$	0.33	$	0.43	$	0.28	$	0.30	$	1.34