v3.25.4
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2025
USD ($)
venture
Mar. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2025
USD ($)
venture
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Net earnings       $ 277 $ 338 $ 625  
Earnings from continuing operations before income taxes and noncontrolling interest     $ 29 524 539 991  
Pre-tax benefit after taxes     22 $ 277 367 632  
Number of investments (in joint ventures) | venture 3     3      
Investment in debt securities             $ 500
Asset impairment and lease modifications       $ 174 69 29  
Asset impairments       624 646 29  
Impairment of intangible assets       $ 27      
Impairment, Intangible Asset, Statement of Income or Comprehensive Income [Extensible Enumeration]       Asset impairments      
Accelerated depreciation       $ 90 50 4  
Impairment   $ 13   $ 423 577    
Goodwill Impairment Loss Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag       goodwill      
Government grants $ 11   $ 22 $ 11 22    
Government assistance, liability, current, statement of financial position [extensible enumeration] Other Liabilities, Current     Other Liabilities, Current      
Government assistance, liability, noncurrent $ 74     $ 74      
Government assistance, liability, noncurrent, statement of financial position [extensible enumeration] Other non-current liabilities     Other non-current liabilities      
Battery & Charging Systems              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Fixed asset impairment       $ 7      
Impairment $ 410     423 109    
PowerDrive Systems              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Fixed asset impairment 167            
Impairment of intangible assets       5      
Impairment $ 0       468    
BorgWarner | Revision of Prior Period, Adjustment              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Net earnings         $ 19 $ 12  
Selling General and Administrative Expenses              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Government grant-related credits       $ 46      
Government Assistance, Operating Expense, Decrease (Increase), Statement of Income or Comprehensive Income [Extensible Enumeration]       Selling, general and administrative expenses - R&D, net      
Cost of Sales              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Government grant-related credits       $ 8      
Government Assistance, Operating Expense, Decrease (Increase), Statement of Income or Comprehensive Income [Extensible Enumeration]       Cost of sales      
Minimum              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Capitalized contract costs, amortization period (in years)       3 years      
Standard product warranty term (in years)       1 year      
Minimum | Long-term Supply Arrangements              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Property, plant and equipment, useful life (in years) 3 years     3 years      
Minimum | Building              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Property, plant and equipment, useful life (in years) 15 years     15 years      
Minimum | Machinery and equipment              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Property, plant and equipment, useful life (in years) 3 years     3 years      
Maximum              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Capitalized contract costs, amortization period (in years)       7 years      
Standard product warranty term (in years)       3 years      
Maximum | Long-term Supply Arrangements              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Property, plant and equipment, useful life (in years) 5 years     5 years      
Maximum | Building              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Property, plant and equipment, useful life (in years) 40 years     40 years      
Maximum | Machinery and equipment              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Property, plant and equipment, useful life (in years) 12 years     12 years      
NSK-Warner K.K              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Ownership percentage in investee 50.00%     50.00%      
Turbo Energy Private Limited              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Ownership percentage in investee 32.60%     32.60%      
Fast Warner Intelligent Control Systems Co., Ltd              
New Accounting Pronouncements or Change in Accounting Principle [Line Items]              
Ownership percentage in investee 49.00%     49.00%