Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Accumulated goodwill impairment losses	$ 8,300	$ 8,300
Goodwill impairment loss	0	0	$ 0
Aggregate amortization expense	58,600	60,700	41,200
Impairment of intangible assets	28,700	$ 3,300	657
ArraVasc Limited
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets	4,800
STD Pharmaceutical Products Limited
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets	8,200
Laurane Medical S.A.S.
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets	8,000
Other Acquisitions
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets	$ 7,700
Quellent LLC
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets			$ 657