Annual report [Section 13 and 15(d), not S-K Item 405]

Stock-Based Compensation - Compensation expense (Details)

v3.25.4
Stock-Based Compensation - Compensation expense (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Stock-Based Compensation      
Stock-based compensation $ 5 $ 15 $ 15