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

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 4) Goodwill

v3.25.4
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 4) Goodwill - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Goodwill        
Goodwill, Impairment Loss $ 210 $ (210)    
Goodwill   $ 2,224 $ 2,370 $ 2,499
Drivetrain and Braking System Reporting Unit [CBU business]        
Goodwill        
Percentage of Goodwill Accounted by a Single or aggregated Reporting Unit   34.00%