Goodwill and other intangible assets, net - Changes in carrying amount of goodwill, by reporting segment (Details) $ in Thousands	9 Months Ended
Sep. 30, 2018 USD ($)
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 2,235,592
Goodwill related to acquisitions	578
Currency translation adjustment	(12,741)
Goodwill, ending balance	2,223,429
Vascular North America
Goodwill [Roll Forward]
Goodwill, beginning balance	264,869
Goodwill related to acquisitions	0
Currency translation adjustment	0
Goodwill, ending balance	264,869
Interventional North America
Goodwill [Roll Forward]
Goodwill, beginning balance	433,049
Goodwill related to acquisitions	1,027
Currency translation adjustment	(1,934)
Goodwill, ending balance	432,142
Anesthesia North America
Goodwill [Roll Forward]
Goodwill, beginning balance	157,289
Goodwill related to acquisitions	0
Currency translation adjustment	(634)
Goodwill, ending balance	156,655
Surgical North America
Goodwill [Roll Forward]
Goodwill, beginning balance	250,912
Goodwill related to acquisitions	0
Currency translation adjustment	0
Goodwill, ending balance	250,912
EMEA
Goodwill [Roll Forward]
Goodwill, beginning balance	494,548
Goodwill related to acquisitions	(27)
Currency translation adjustment	(7,778)
Goodwill, ending balance	486,743
Asia
Goodwill [Roll Forward]
Goodwill, beginning balance	209,200
Goodwill related to acquisitions	(9)
Currency translation adjustment	(3,079)
Goodwill, ending balance	206,112
OEM
Goodwill [Roll Forward]
Goodwill, beginning balance	4,883
Goodwill related to acquisitions	0
Currency translation adjustment	0
Goodwill, ending balance	4,883
All Other
Goodwill [Roll Forward]
Goodwill, beginning balance	420,842
Goodwill related to acquisitions	(413)
Currency translation adjustment	684
Goodwill, ending balance	$ 421,113

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Section 45
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