Note 18 - Earnings Per Common Share (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Years ended December 31,
	2013			2012			2011
	Net income attributable to Corning Incorporated	Weighted- average shares	Per share amount	Net income attributable to Corning Incorporated	Weighted- average shares	Per share amount	Net income attributable to Corning Incorporated	Weighted- average shares	Per share amount
Basic earnings per common share	$1,961	1,452	$1.35	$1,636	1,494	$1.10	$2,817	1,562	$1.80
Effect of dilutive securities:
Employee stock options and awards		10			12			21
Diluted earnings per common share	$1,961	1,462	$1.34	$1,636	1,506	$1.09	$2,817	1,583	$1.78

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	Years ended December 31,
	2013	2012	2011
Potential common shares excluded from the calculation of diluted earnings per share:
Employee stock options and awards	39	43	29
Accelerated share repurchase forward contract	3
Total	42	43	29