Note 20 - Reportable Segments - Reconciliation of Reportable Segments and All Other Net Sales to Consolidated Net Sales (Details) - USD ($) $ in Millions		3 Months Ended	12 Months Ended
		Mar. 31, 2020	Dec. 31, 2021		Dec. 31, 2020		Dec. 31, 2019
Cumulative adjustment related to customer contract		$ (105)			$ 105	[1]
Net sales			$ 14,082		11,303		$ 11,503
Operating Segments [Member]
Net sales of reportable segments and All Other	[3]		14,120	[2]	11,452	[2]	11,656
Net sales			14,082		11,303		11,503
Segment Reconciling Items [Member]
Impact of foreign currency movements	[4]		(38)		(44)		(153)
Cumulative adjustment related to customer contract	[5]				$ (105)	[6]

[1] Amount represents the negative impact of a cumulative adjustment to reduce revenue by $105 million recorded during the first quarter of 2020. The adjustment was associated with a previously recorded commercial benefit asset, reflected as a prepayment, to a customer with a long-term supply agreement that substantially exited its production of LCD panels.

[2] Includes HSG’s net sales and long-lived assets as of December 31, 2021 and 2020. Refer to Note 3 (Investments) and Note 4 (HSG Transactions and Acquisitions) to the consolidated financial statements for more information.

[3] Net sales are attributed to countries based on location of customer.

[4] This amount primarily represents the impact of foreign currency adjustments in the Display Technologies, Environmental Technologies and Life Sciences segments.

[5] Amount represents the negative impact of a cumulative adjustment recorded during the first quarter of 2020 to reduce revenue in the amount of $105 million.The adjustment was associated with a previously recorded commercial benefit asset, reflected as a prepayment, to a customer with a long-term supply agreement that is exiting its production of LCD panels. Refer to Note 5 (Revenue) to the consolidated financial statements for additional information.

[6] Amount represents the negative impact of a cumulative adjustment to reduce revenue in the amount of $105 million recorded during the first quarter of 2020. The adjustment was associated with a previously recorded commercial benefit asset, reflected as a prepayment, to a customer with a long-term supply agreement that substantially exited its production of LCD panels. Refer to Note 5 (Revenue) to the consolidated financial statements for additional information.