Note 17 - Income Taxes - Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Current
U.S. federal and state	$ 38	$ 19	$ (31)
Non-U.S.	187	112	104
Total current	225	131	73
Deferred
U.S. federal and state	(94)	160	54
Non-U.S.	(10)	(7)	(55)
Total deferred	(104)	153	(1)
Total expense	$ 121	$ 284	$ 72