Note 11 - 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	Mar. 31, 2023	Dec. 31, 2022
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member]
Derivative assets	$ 3	$ 2
Derivative liabilities	5	7
Currency Swap [Member] | Not Designated as Hedging Instrument [Member]
Derivative liabilities	11	11
Cash Flow Hedging [Member] | Foreign Exchange Forward [Member]
Derivative assets	40	26
Derivative liabilities	4	4
Cash Flow Hedging [Member] | Currency Swap [Member]
Derivative assets	$ 15	$ 17