Goodwill and Intangible Assets - Indefinite-Lived Intangible Assets (Details) - USD ($) |
1 Months Ended | 3 Months Ended | 6 Months Ended | |||
---|---|---|---|---|---|---|
Apr. 30, 2019 |
Jun. 30, 2019 |
Dec. 31, 2018 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
Indefinite-lived Intangible Assets | ||||||
Indefinite-lived intangible asset impairment charges | $ 0 | $ 0 | $ 0 | $ 0 | ||
Indefinite-lived research and development assets | $ 1,030,000,000 | $ 4,920,000,000 | $ 1,030,000,000 | |||
In-Process Research and Development | Stemcentrx Inc. | ||||||
Indefinite-lived Intangible Assets | ||||||
Indefinite-lived intangible asset impairment charges | 5,100,000,000 | |||||
Indefinite-lived research and development assets | $ 1,000,000,000.0 | |||||
SKYRIZI | ||||||
Indefinite-lived Intangible Assets | ||||||
Reclassification from indefinite-lived intangible assets | $ (3,900,000,000) |