Note 13 - Fair Value Measurements and Derivatives - Fair Value Measurements on a Recurring Basis (Details) - Fair Value, Recurring [Member] - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Fair Value, Inputs, Level 2 [Member] \| Foreign Exchange Forward [Member] \| Not Designated as Hedging Instrument [Member]
Derivative assets	$ 2	$ 2
Derivative liabilities	2	1
Fair Value, Inputs, Level 2 [Member] \| Interest Rate Contract [Member]
Derivative liabilities	6	7
Fair Value, Inputs, Level 2 [Member] \| Cash Flow Hedging [Member] \| Foreign Exchange Forward [Member]
Derivative assets	11	15
Derivative liabilities	2	1
Fair Value, Inputs, Level 2 [Member] \| Cash Flow Hedging [Member] \| Currency Swap [Member]
Derivative liabilities	95	128
Fair Value, Inputs, Level 2 [Member] \| Marketable Securities [Member] \| Certificates of Deposit [Member]
Certificates of deposit	26	21
Fair Value, Inputs, Level 1 [Member]
Available-for-sale securities	$ 32	$ 49

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740

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- Definition

Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

+ References

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- Definition

Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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