v3.6.0.2
Identified Intangible Assets - Summary of Identified Intangible Assets (Detail) - USD ($)
$ in Millions
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]      
Gross carrying amount $ 9,512 $ 9,978  
Accumulated amortization (2,169) (1,188) $ (1,293)
In-Process Research and Development [Member]      
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]      
Gross carrying amount [1] 1,380 2,016  
Accumulated amortization [1] 0 0  
Marketing-related [Member]      
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]      
Gross carrying amount 81 119  
Accumulated amortization (18) (18)  
Customer-related [Member]      
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]      
Gross carrying amount 1,146 1,287  
Accumulated amortization (322) (224)  
Technology-Based Intangible Assets [Member]      
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]      
Gross carrying amount 6,790 6,410  
Accumulated amortization (1,739) (841)  
Other Intangible Assets [Member]      
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]      
Gross carrying amount 9,397 9,832  
Accumulated amortization (2,079) (1,083) (1,207)
Software [Member]      
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]      
Gross carrying amount 115 146  
Accumulated amortization $ (90) $ (105) $ (86)
[1] IPR&D is not subject to amortization until completion or abandonment of the associated research and development effort.