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Note 2 - Cash, Cash Equivalents and Restricted Cash - Schedule of Reconciliation of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($)
$ in Millions
Jun. 30, 2023
Dec. 31, 2022
Jun. 30, 2022
 [1]
Dec. 31, 2021
Cash and cash equivalents $ 223 $ 217    
Restricted cash reported in Other current assets 7 7    
Restricted cash 62 62    
Total cash, cash equivalents and restricted cash shown in the Statement of Cash Flows $ 292 [1] $ 286 $ 353 $ 423
[1] Refer to Note 2, “Cash, Cash Equivalents and Restricted Cash” for the components of cash, cash equivalents and restricted cash.