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Note 9 - Guarantees - Deferred Revenue by Arrangement (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Deferred revenue on extended warranties as of December 31, 2021     $ 57  
Recognition of extended warranty and maintenance arrangement revenue $ 7 $ 9 36 $ 34
Deferred revenue on extended warranties as of September 30, 2022 50   50  
Extended Warranty Arrangements [Member]        
Deferred revenue on extended warranties as of December 31, 2021     19  
New extended warranty and maintenance arrangements deferred     66  
Recognition of extended warranty and maintenance arrangement revenue     (67)  
Deferred revenue on extended warranties as of September 30, 2022 $ 18   $ 18