Note 2 - Cash, Cash Equivalents and Restricted Cash - Schedule of Reconciliation of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Millions	Dec. 31, 2022		Dec. 31, 2021		Dec. 31, 2020	[1]	Dec. 31, 2019
Cash and cash equivalents	$ 217		$ 362
Restricted cash reported in Other current assets	7		7
Restricted cash	62		54
Total cash, cash equivalents and restricted cash shown in the Statement of Cash Flows	$ 286	[1]	$ 423	[1]	$ 256		$ 290

[1] Refer to Note 2, “Cash, Cash Equivalents and Restricted Cash” for the components of cash, cash equivalents and restricted cash.