v3.24.0.1
Goodwill and Other Intangible Assets, net: (Additional Information) (Details)
$ in Millions
 3 Months Ended 12 Months Ended
Sep. 30, 2022
USD ($)
Dec. 31, 2023
USD ($)
segment
Dec. 31, 2022
USD ($)
segment
Dec. 31, 2021
USD ($)
Finite-Lived Intangible Assets [Line Items]        
Impairment of goodwill (Note 5)   $ 665 $ 0 $ 0
Impairment of intangible assets $ 112   $ 112  
Non-amortizable intangible assets, currency movements increase (decrease)   156    
Finite lived intangible asset, currency movements increase (decrease)   161    
Amortization of intangibles   497    
Change in accumulated amortization, currency movements   37    
Estimated amortization expense, year one, assuming no additional transactions occur that require the amortization of intangible assets   470    
Estimated amortization expense, year two, assuming no additional transactions occur that require the amortization of intangible assets   470    
Estimated amortization expense, year three, assuming no additional transactions occur that require the amortization of intangible assets   470    
Estimated amortization expense, year four, assuming no additional transactions occur that require the amortization of intangible assets   470    
Estimated amortization expense, year five, assuming no additional transactions occur that require the amortization of intangible assets   470    
Swedish Match        
Finite-Lived Intangible Assets [Line Items]        
Purchase price allocation adjustments   1,056    
Preliminary purchase price allocation   2,300    
In Process Research and Development        
Finite-Lived Intangible Assets [Line Items]        
Impairment of intangible assets   $ 15    
Geographical Segment        
Finite-Lived Intangible Assets [Line Items]        
Number of reportable segments | segment   4 6  
Wellness and Healthcare        
Finite-Lived Intangible Assets [Line Items]        
Impairment of goodwill (Note 5)   $ 665    
Developed technology, including patents        
Finite-Lived Intangible Assets [Line Items]        
Amortizable intangible assets, net   445 $ 732  
Developed technology, including patents | Wellness and Healthcare        
Finite-Lived Intangible Assets [Line Items]        
Amortizable intangible assets, net     $ 325  
Cost of sales        
Finite-Lived Intangible Assets [Line Items]        
Amortization of intangibles   58    
Marketing, administration and research costs        
Finite-Lived Intangible Assets [Line Items]        
Amortization of intangibles   $ 439