Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Accumulated impairment loss	$ 8,300	$ 8,300
Aggregate amortization expense	60,700	41,200	$ 26,800
Impairment	3,300	657	809
Distal Access
Finite-Lived Intangible Assets [Line Items]
Impairment	869		$ 809
Lazarus Medical Technologies, LLC
Finite-Lived Intangible Assets [Line Items]
Impairment	548
Pleuratech
Finite-Lived Intangible Assets [Line Items]
Impairment	$ 1,800
Quellent LLC
Finite-Lived Intangible Assets [Line Items]
Impairment		$ 657