v3.26.3
Note 11 - Fair Value Measurements and Derivatives - Fair Value of Financial Instruments (Details) - Fair Value, Inputs, Level 2 [Member] - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Reported Value Measurement [Member]    
Long-term debt $ 631 $ 2,418
Estimate of Fair Value Measurement [Member]    
Long-term debt $ 628 $ 2,444