Note 11 - Fair Value Measurements and Derivatives - Fair Value of Financial Instruments (Details) - Fair Value, Inputs, Level 2 [Member] - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Reported Value Measurement [Member]
Long-term debt	$ 1,114	$ 2,418
Estimate of Fair Value Measurement [Member]
Long-term debt	$ 1,115	$ 2,444

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.

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+ Details