Consolidated Statements of Changes in Shareholders’ Equity - USD ($) $ in Millions		Total	Total Corning Incorporated shareholders’ equity	Common stock	Additional paid-in capital common	Retained earnings	Treasury stock	Accumulated other comprehensive loss	Non-controlling interest
Beginning balance at Dec. 31, 2024		$ 11,070	$ 10,686	$ 921	$ 17,264	$ 15,926	$ (20,882)	$ (2,543)	$ 384
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		185	157			157			28
Other comprehensive (loss) income		183	183					183
Purchase of common stock for treasury		(100)	(100)				(100)
Shares issued to benefit plans and for option exercises		64	64	1	63
Common dividends		(244)	(244)			(244)
Other, net	[1]	(30)	(30)				(30)
Ending balance at Mar. 31, 2025		11,128	10,716	922	17,327	15,839	(21,012)	(2,360)	412
Beginning balance at Dec. 31, 2025		12,307	11,807	924	17,580	16,551	(21,143)	(2,105)	500
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		408	371			371			37
Other comprehensive (loss) income		(186)	(186)					(186)
Shares issued to benefit plans and for option exercises		125	125	1	124
Common dividends		(242)	(242)			(242)
Other, net	[1]	(63)	(63)				(63)
Ending balance at Mar. 31, 2026		$ 12,349	$ 11,812	$ 925	$ 17,704	$ 16,680	$ (21,206)	$ (2,291)	$ 537

[1] Treasury stock includes the deemed surrender to the Company of common stock to satisfy employee tax withholding obligations.