Note 12 - Hedging Activities - Summary of Effect of Designated Derivative Financial Instruments on Consolidated Financial Statements (Details) - Designated as Hedging Instrument [Member] - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Gain (loss) reclassified from accumulated OCI into income		$ 14	$ (3)	$ 23	$ (11)
Gain (loss) recognized in other comprehensive income (OCI)		15	22	41	(67)
Foreign Exchange Contract [Member]
Gain (loss) recognized in other comprehensive income (OCI)		15	22	41	(67)
Sales [Member] | Foreign Exchange Contract [Member]
Gain (loss) reclassified from accumulated OCI into income		4	(3)	6	(2)
Cost of Sales [Member] | Foreign Exchange Contract [Member]
Gain (loss) reclassified from accumulated OCI into income		$ 10		17	5
Other Expense [Member] | Foreign Exchange Contract [Member]
Gain (loss) reclassified from accumulated OCI into income	[1]				$ (14)

[1] A loss of $14 million was reclassified from accumulated other comprehensive loss into other expense, net, resulting from the de-designation of certain cash flow hedges.