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Note 9 - Guarantees (Tables)
9 Months Ended
Sep. 30, 2022
Notes Tables  
Deferred Revenue, by Arrangement, Disclosure [Table Text Block]

(in millions)

    

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