Goodwill and Other Intangible Assets - Narrative (Details) $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($) product	Dec. 31, 2018 USD ($) product	Dec. 31, 2017 USD ($) product
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ 203,115	$ 217,600
Amortization of intangibles	39,765	53,472	$ 61,443
Impairment of intangible assets	29,497	231,086	128,127
Goodwill impairment	$ 15,955	0	0
Reporting unit, assumed control premium	20.90%
Goodwill	$ 267,923	$ 283,879	$ 285,310
IPR&D
Finite-Lived Intangible Assets [Line Items]
Number of IPR&D projects abandoned (in project) \| product	1	18	3
Impairment of intangible assets	$ 200
Impairment of IPR&D projects	$ 200	$ 139,461
IPR&D \| R&D expenses
Finite-Lived Intangible Assets [Line Items]
Impairment of IPR&D projects		139,500	$ 24,600
Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life	1 year
Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life	30 years
Product licensing rights
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ 187,306
Amortization of intangibles	$ 38,236	$ 50,567
Number of IPR&D projects abandoned (in project) \| product	4	25	10
Impairment of intangible assets	$ 29,297	$ 88,492
Product licensing rights \| R&D expenses
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets	29,500	91,600	$ 103,500
Prescription Pharmaceuticals
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 15,955	0
Reporting unit, percentage of fair value in excess of carrying amount	7.90%
Goodwill	$ 251,206	$ 267,162	$ 268,593
Consumer Health
Finite-Lived Intangible Assets [Line Items]
Reporting unit, percentage of fair value in excess of carrying amount	25.50%
Goodwill	$ 16,700
India
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 16,000

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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