v3.26.3
Equity in Net Assets of Nonconsolidated Affiliates (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]                  
Equity income (loss) $ 228     $ 290     $ 169 $ 684  
Gain on the sale of an equity method investment 254           254    
Impairment of investment in nonconsolidated affiliate 0           364    
Automotive China JVs' net sales 50,015     48,591     141,665 139,732  
Automotive China JVs' net income (loss) 3,377 $ 1,354 $ 2,705 1,293 $ 1,894 $ 2,853 7,436 6,040  
Dividends declared             1,400   $ 926
Distributions received               1,100  
Automotive China joint ventures equity income (loss)                  
Schedule of Equity Method Investments [Line Items]                  
Automotive China JVs' net sales 6,649     6,121     18,548 17,270  
Automotive China JVs' net income (loss) 141     144     732 341  
Equity Method Investment, Nonconsolidated Investee or Group of Investees                  
Schedule of Equity Method Investments [Line Items]                  
Undistributed earnings 2,200           2,200   1,800
Undistributed losses 3,100           3,100   3,200
Equity Method Investee                  
Schedule of Equity Method Investments [Line Items]                  
Undistributed earnings 945,000           945,000   $ 1,500
Automotive China joint ventures equity income (loss)                  
Schedule of Equity Method Investments [Line Items]                  
Equity income (loss) 32     80     280 197  
Other joint ventures equity income (loss)                  
Schedule of Equity Method Investments [Line Items]                  
Equity income (loss) $ 196     210     $ (111) 487  
Ultium Cells Holdings LLC                  
Schedule of Equity Method Investments [Line Items]                  
Equity income (loss)       $ 213       $ 465  
Automotive China Joint Ventures and Ultium Cell Holdings LLC                  
Schedule of Equity Method Investments [Line Items]                  
Change in ownership percentage             0.00%