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Business Combinations - Narrative (Details)
kr in Millions, $ in Millions
3 Months Ended 12 Months Ended
Jul. 01, 2020
USD ($)
businessUnit
softwareEngineer
Dec. 31, 2020
USD ($)
Sep. 30, 2020
USD ($)
Jun. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sep. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2020
SEK (kr)
Dec. 31, 2019
USD ($)
Dec. 31, 2019
SEK (kr)
Dec. 31, 2018
USD ($)
Dec. 31, 2018
SEK (kr)
Apr. 02, 2020
Business Acquisition [Line Items]                                
Goodwill   $ 317       $ 290       $ 317   $ 290        
Acquisition of intangible assets                   10   0   $ 1    
Net sales   $ 455 $ 371 $ 184 $ 362 $ 456 $ 462 $ 489 $ 495 $ 1,373   $ 1,902   $ 2,228    
Zenuity                                
Business Acquisition [Line Items]                                
Equity method investment, ownership percentage   50.00%       50.00%       50.00%   50.00%   50.00% 50.00% 50.00%
Cash contribution to joint venture                   $ 25 kr 240 $ 58 kr 550 $ 71 kr 600  
Intellectual Property                                
Business Acquisition [Line Items]                                
Acquisition of intangible assets $ 10                              
Finite-lived intangible asset, useful life 8 years                              
Intellectual Property | License                                
Business Acquisition [Line Items]                                
Net sales                   10            
Zenuity, Inc                                
Business Acquisition [Line Items]                                
Goodwill $ 23                              
Business combination, acquisition related costs                   $ 1            
Zenuity, Inc | Zenuity                                
Business Acquisition [Line Items]                                
Cash contribution to joint venture $ 37                              
Number of software engineers | softwareEngineer 200                              
Number of business units | businessUnit 2