Note 13 - Fair Value Measurements and Derivatives - Fair Value Measurements on a Recurring Basis (Details) - Fair Value, Recurring [Member] - Fair Value, Inputs, Level 2 [Member] - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member]
Derivative assets	$ 7	$ 2
Derivative liabilities	1
Currency Swap [Member] | Not Designated as Hedging Instrument [Member]
Derivative liabilities	12	17
Cash Flow Hedging [Member] | Foreign Exchange Forward [Member]
Derivative assets	8	7
Derivative liabilities	1	1
Cash Flow Hedging [Member] | Currency Swap [Member]
Derivative assets	18
Derivative liabilities		34
Marketable Securities [Member] | Certificates of Deposit [Member]
Certificates of deposit	$ 19	$ 17