v3.26.1
Description of the Company and Basis of Presentation (Narrative) (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Variable Interest Entity [Line Items]      
Retained Earnings (Accumulated Deficit) $ (10,039) $ (9,876)  
Revision of Prior Period, Adjustment [Member]      
Variable Interest Entity [Line Items]      
Retained Earnings (Accumulated Deficit)     $ 22
Consolidated Ventures      
Variable Interest Entity [Line Items]      
Noncontrolling interest, ownership percentage by parent 100.00%