Quarterly report [Sections 13 or 15(d)]

Note 13 - Employee Benefit Plans (Details Textual)

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Note 13 - Employee Benefit Plans (Details Textual) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Payment for Pension and Other Postretirement Benefits $ 8 $ 10
Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year $ 27