Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net sales		$ 3,615	$ 3,501	$ 7,295	$ 6,791
Cost of sales		2,369	2,186	4,766	4,320
Gross margin		1,246	1,315	2,529	2,471
Operating expenses:
Selling, general and administrative expenses		486	465	920	865
Research, development and engineering expenses		240	242	488	464
Amortization of purchased intangibles		30	33	61	65
Operating income		490	575	1,060	1,077
Interest income		3	2	6	5
Interest expense		(72)	(78)	(143)	(155)
Translated earnings contract gain, net (Note 10)		196	3	325	275
Other income, net		133	19	285	146
Income before income taxes		750	521	1,533	1,348
Provision for income taxes (Note 3)		(166)	(67)	(346)	(293)
Net income		584	454	1,187	1,055
Net income attributable to non-controlling interests		(21)	(5)	(43)	(7)
Net income attributable to Corning Incorporated		$ 563	$ 449	$ 1,144	$ 1,048
Earnings (loss) per common share available to common shareholders:
Basic (Note 4) (in dollars per share)		$ 0.67	$ (0.42)	$ 1.36	$ 0.27
Diluted (Note 4) (in dollars per share)		$ 0.66	$ (0.42)	$ 1.33	$ 0.27
Net income attributable to Corning Incorporated		$ 563	$ 449	$ 1,144	$ 1,048
Series A convertible preferred stock dividend					(24)
Excess consideration paid for redemption of preferred shares (1)	[1]		(803)		(803)
Net income (loss) available to common shareholders		$ 563	$ (354)	$ 1,144	$ 221

[1] Refer to Note 4 (Earnings (Loss) per Common Share) and Note 12 (Shareholders' Equity) to the consolidated financial statements for additional information.