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Note 2 - Cash, Cash Equivalents and Restricted Cash (Tables)
9 Months Ended
Sep. 30, 2023
Notes Tables  
Schedule of Cash and Cash Equivalents [Table Text Block]
  

September 30,

  

December 31,

 

(in millions)

 

2023

  

2022

 

Cash and cash equivalents

 $246  $217 

Restricted cash reported in Other current assets

  9   7 

Restricted cash

  119   62 

Total cash, cash equivalents and restricted cash shown in the Statement of Cash Flows

 $374  $286