v3.22.2.2
Segment, Geographic and Other Revenue Information - Narrative (Detail)
 3 Months Ended 9 Months Ended
Oct. 02, 2022
USD ($)
Oct. 02, 2022
USD ($)
operatingSegment
Dec. 31, 2021
USD ($)
Segment Reporting Information [Line Items]      
Number of segments | operatingSegment   2  
Total assets $ 195,350,000,000 $ 195,350,000,000 $ 181,476,000,000
Remaining performance obligation 22,000,000,000 22,000,000,000  
Deferred revenues, current 6,191,000,000 6,191,000,000 3,067,000,000
U.S. Government [Member] | Paxlovid and Comirnaty [Member]      
Segment Reporting Information [Line Items]      
Deferred revenues 6,200,000,000 6,200,000,000  
Deferred revenues, current 6,100,000,000 6,100,000,000  
Deferred revenues, noncurrent 126,000,000 126,000,000  
U.S. Government [Member] | Comirnaty [Member]      
Segment Reporting Information [Line Items]      
Deferred revenues     3,300,000,000
Deferred revenues, current     3,000,000,000
Deferred revenues, noncurrent     249,000,000
Deferred revenue recognized $ 68,000,000 $ 2,500,000,000  
U.S. Government [Member] | Paxlovid [Member]      
Segment Reporting Information [Line Items]      
Deferred revenues     $ 0
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | U.S. Government [Member] | Paxlovid and Comirnaty [Member]      
Segment Reporting Information [Line Items]      
Concentration risk 38.00% 27.00%  
Credit Concentration Risk [Member] | Trade Accounts Receivable [Member] | U.S. Government [Member] | Paxlovid and Comirnaty [Member]      
Segment Reporting Information [Line Items]      
Concentration risk   44.00%  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-10-03      
Segment Reporting Information [Line Items]      
Remaining performance obligation $ 9,000,000,000 $ 9,000,000,000  
Remaining performance obligation, period of recognition 3 months 3 months  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01      
Segment Reporting Information [Line Items]      
Remaining performance obligation $ 13,000,000,000 $ 13,000,000,000  
Remaining performance obligation, period of recognition 1 year 1 year  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01      
Segment Reporting Information [Line Items]      
Remaining performance obligation $ 200,000,000 $ 200,000,000  
Remaining performance obligation, period of recognition 1 year 1 year