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Business Combinations - Additional Information (Detail) - USD ($)
$ in Millions
Jun. 01, 2023
Sep. 11, 2022
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Business Acquisition [Line Items]          
Goodwill     $ 2,767 $ 2,031 $ 2,122
Magna Yuma [Member]          
Business Acquisition [Line Items]          
Business Acquisition, Percentage of Voting Interests Acquired   51.00%      
Business Combination, Consideration Transferred   $ 52      
Goodwill   20      
Intangible assets acquired at the acquisition date   33      
Fixed assets acquired at the acquisition date   2      
Noncontrolling interest in the acquiree at the acquisition date   $ 47      
Percentage of voting interests held by Noncontrolling interest in the acquiree   49.00%      
Deferred Tax Liabilities assumed at the acquisition date   $ (8)      
Magna Yuma [Member] | Yulu Mobility [Member]          
Business Acquisition [Line Items]          
Payments to acquire investments   $ 25      
Veoneers Active Safety Business [Member]          
Business Acquisition [Line Items]          
Business Acquisition, Percentage of Voting Interests Acquired 100.00%        
Cash Acquired from Acquisition $ 111        
Estimated useful lives of finite-lived intangible assets 7 years        
Business Combination, Consideration Transferred $ 1,438        
Goodwill 670        
Intangible assets acquired at the acquisition date 459        
Fixed assets acquired at the acquisition date 245        
Deferred Tax Liabilities assumed at the acquisition date $ (34)