Note 4 - Fair Value Measurement (Details Textual) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Long-Term Debt	$ 5,600	$ 5,600
Long-Term Debt, Fair Value	5,200	4,600
Interest Rate Swap [Member]
Derivative Liability	$ 33	$ 32

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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+ Details

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References

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+ Details

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

+ Details