Acquisitions - Narrative (Details) AUD in Millions																				1 Months Ended	3 Months Ended		8 Months Ended	11 Months Ended	12 Months Ended			13 Months Ended
	Oct. 02, 2017 USD ($)	Sep. 01, 2017	Aug. 04, 2017 USD ($)	Jul. 03, 2017 USD ($)	Jul. 01, 2017 USD ($)	Jun. 16, 2017 USD ($)	May 23, 2017 USD ($) shares	May 19, 2017	May 01, 2017 USD ($)	Jan. 31, 2017 USD ($) patents	Dec. 19, 2016 USD ($) shares	Jul. 06, 2016 USD ($)	Feb. 04, 2016 USD ($)	Dec. 04, 2015	Sep. 29, 2015 USD ($)	Jul. 17, 2015	Jul. 14, 2015 USD ($)	Jul. 01, 2015 USD ($)	Mar. 26, 2015	Sep. 30, 2017 USD ($)	Dec. 31, 2016 USD ($) shares	Mar. 31, 2016 USD ($)	Dec. 31, 2017 USD ($) shares	Dec. 31, 2017 USD ($) shares	Dec. 31, 2017 USD ($) shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2015 USD ($)	Dec. 31, 2016 USD ($) shares	Sep. 30, 2017 AUD	Aug. 19, 2015 USD ($) shares
Business Acquisition [Line Items]
Payments to acquire intangible assets																									$ 2,577,000	$ 2,217,000	$ 1,956,000
Goodwill acquired																									23,579,000	27,373,000
Acquired in-process research and development																									$ 12,136,000	461,000	1,000,000
Fusion Medical, Inc.
Business Acquisition [Line Items]
Total purchase price							$ 2,500,000
Ownership interest (percent)							19.50%
Equity method investment							$ 2,500,000
Fusion Medical, Inc. | Preferred Stock
Business Acquisition [Line Items]
Shares acquired (in shares) | shares							182,000
Sugan Co, Ltd.
Business Acquisition [Line Items]
Right to Manufacture and Sell Certain Products, Term																									4 years
Bluegrass Vascular Technologies, Inc. | Investee
Business Acquisition [Line Items]
Payments to acquire investment											$ 5,000,000
Number of units acquired | shares											1,251,878
Percent owned											19.50%
Cost method investment											$ 4,000,000
Cagent Vascular, LLC | Limited Liability Company
Business Acquisition [Line Items]
Payments to acquire investment																										$ 3,000,000
Number of units acquired | shares																					3,000,000					3,000,000		3,000,000
Percent owned																					18.10%					18.10%		18.10%
Blockade Medical LLC
Business Acquisition [Line Items]
License agreements															$ 2,700,000
Blockade Medical LLC | Cost-method Investments
Business Acquisition [Line Items]
Consideration paid related to net working capital adjustment															1,000,000
Blockade Medical LLC | Loans Receivable
Business Acquisition [Line Items]
Consideration paid related to net working capital adjustment															$ 1,700,000
Xablecath Inc.
Business Acquisition [Line Items]
Number of units acquired | shares																														116,279
Percent owned																														15.90%
Cost method investment																														$ 300,000
Xablecath Inc. | Series B Preferred Stock
Business Acquisition [Line Items]
Number of units acquired | shares																							656,848	656,848	656,848
Cost method investment																							$ 248,000	$ 248,000	$ 248,000
Quellent, LLC
Business Acquisition [Line Items]
Total purchase price																	$ 1,000,000
Payments to acquire intangible assets																											500,000
Accrued purchase obligation																						$ 500,000
Noncurrent contingent consideration																	270,000
Goodwill acquired																	$ 60,000
Catch Medical, LLC
Business Acquisition [Line Items]
Payments to acquire intangible assets																									600,000
Accrued purchase obligation																									200,000
Acquired in-process research and development																		$ 1,000,000
Long term purchase obligations																									200,000
Teleflex Incorporated
Business Acquisition [Line Items]
Future payments under agreement																					$ 400,000					$ 400,000		$ 400,000
Developed technology
Business Acquisition [Line Items]
Intangible assets																					135,358,000		167,771,000	167,771,000	167,771,000	135,358,000		135,358,000
Developed technology | LeMaitre Vascular, Inc.
Business Acquisition [Line Items]
Useful life																10 years
Payments to acquire intangible assets																											400,000
Developed technology | Quellent, LLC
Business Acquisition [Line Items]
Useful life																	13 years
Intangible assets																	$ 1,210,000
Customer Lists
Business Acquisition [Line Items]
Intangible assets																					6,860,000		13,453,000	13,453,000	13,453,000	6,860,000		6,860,000
Customer Lists | Sugan Co, Ltd.
Business Acquisition [Line Items]
Useful life								5 years
Consideration payable																							1,200,000	1,200,000	1,200,000
Customer Lists | Teleflex Incorporated
Business Acquisition [Line Items]
Useful life																			5 years
Payments to acquire intangible assets																											400,000
License agreements
Business Acquisition [Line Items]
Intangible assets																					17,273,000		18,215,000	18,215,000	18,215,000	17,273,000		17,273,000
License agreements | Pleuratech ApS
Business Acquisition [Line Items]
Useful life					15 years
Asset purchase agreement, liability for certain milestones					$ 5,000,000
Current royalty rate					6.00%
Payments to acquire intangible assets																									2,000,000
License agreements | Medical Company 1
Business Acquisition [Line Items]
Useful life														12 years
Payments to acquire intangible assets																												2,000,000
License agreements | Medical Company 1 | Additional Payments for License Agreement Milestone
Business Acquisition [Line Items]
Payments to acquire intangible assets																									500,000
License agreements | Blockade Medical LLC
Business Acquisition [Line Items]
Useful life															10 years
License agreements | Distal Access, LLC
Business Acquisition [Line Items]
Useful life																		6 years
Payments to acquire intangible assets																											$ 3,500,000
Intangible assets																		$ 3,500,000
Intellectual Property | IntelliMedical Technologies Pty Ltd
Business Acquisition [Line Items]
Total purchase price																				$ 11,900,000
Asset purchase agreement, liability for certain milestones | AUD																													AUD 15.0
Current royalty rate		6.00%
Intellectual Property | Lazarus Medical Technologies, LLC
Business Acquisition [Line Items]
Useful life						15 years
Asset purchase agreement, liability for certain milestones						$ 750,000
Current royalty rate						6.00%
Payments to acquire intangible assets																									570,000
Trademarks
Business Acquisition [Line Items]
Intangible assets																					9,050,000		11,538,000	11,538,000	11,538,000	9,050,000		9,050,000
Distribution agreements
Business Acquisition [Line Items]
Intangible assets																					3,099,000		2,576,000	2,576,000	2,576,000	3,099,000		$ 3,099,000
Distribution agreements | Bluegrass Vascular Technologies, Inc. | Investee
Business Acquisition [Line Items]
Useful life											3 years
Intangible assets											$ 1,000,000
ITL Healthcare Pty Ltd
Business Acquisition [Line Items]
Total purchase price	$ 11,300,000
Net sales related to acquisition																									3,300,000
ITL Healthcare Pty Ltd | Customer Lists
Business Acquisition [Line Items]
Useful life	7 years
Laurane Medical S.A.S.
Business Acquisition [Line Items]
Total purchase price			$ 16,500,000
Contingent liability			$ 5,500,000
Weighted average useful life			11 years 11 months
Laurane Medical S.A.S. | Developed technology
Business Acquisition [Line Items]
Useful life			12 years
Laurane Medical S.A.S. | Customer Lists
Business Acquisition [Line Items]
Useful life			1 year
Osseon LLC
Business Acquisition [Line Items]
Total purchase price				$ 6,800,000
Net sales related to acquisition																									942,000
Weighted average useful life				8 years 11 months 15 days
Osseon LLC | Developed technology
Business Acquisition [Line Items]
Useful life				9 years
Osseon LLC | Customer Lists
Business Acquisition [Line Items]
Useful life				8 years
Vascular Access Technologies, Inc.
Business Acquisition [Line Items]
Total purchase price									$ 5,000,000
Contingent liability									$ 4,900,000
Goodwill																							(42,000)
Measurement period adjustment, increase in deferred tax liabilities																							$ 28,000
Vascular Access Technologies, Inc. | Developed technology
Business Acquisition [Line Items]
Useful life									15 years
Argon Medical Devices, Inc.
Business Acquisition [Line Items]
Total purchase price										$ 10,897,000															10,100,000
Net sales related to acquisition																									41,200,000
Weighted average useful life										5 years 11 months 15 days
Total purchase price										$ (797,000)														(797,000)
Inventories																								(995,000)
Property and equipment																								(348,000)
Argon Medical Devices, Inc. | Cardiovascular Segment
Business Acquisition [Line Items]
Acquisition-related costs																									2,600,000
Argon Medical Devices, Inc. | Scenario, Previously Reported
Business Acquisition [Line Items]
Total purchase price										$ 10,900,000
Argon Medical Devices, Inc. | Developed technology
Business Acquisition [Line Items]
Useful life										7 years
Argon Medical Devices, Inc. | Customer Lists
Business Acquisition [Line Items]
Useful life										5 years
Argon Medical Devices, Inc. | Trademarks
Business Acquisition [Line Items]
Useful life										5 years
Catheter Connections, Inc.
Business Acquisition [Line Items]
Total purchase price										$ 38,000,000
Net sales related to acquisition																									10,000,000
Weighted average useful life										11 years 8 months
Number of patents acquired | patents										40
Inventories																								(87,000)
Property and equipment																								0
Goodwill																								$ 1,377,000
Catheter Connections, Inc. | Cardiovascular Segment
Business Acquisition [Line Items]
Acquisition-related costs																									482,000
Catheter Connections, Inc. | Developed technology
Business Acquisition [Line Items]
Useful life										12 years
Catheter Connections, Inc. | Customer Lists
Business Acquisition [Line Items]
Useful life										8 years
Catheter Connections, Inc. | Trademarks
Business Acquisition [Line Items]
Useful life										10 years
DFINE, Inc.
Business Acquisition [Line Items]
Total purchase price												$ 97,500,000
Net sales related to acquisition																									27,000,000	13,500,000
Weighted average useful life												14 years 10 months
Total purchase price																					1,100,000
Consideration paid related to net working capital adjustment												$ 578,000
Inventories																					89,000
Property and equipment																					109,000
Goodwill																					1,200,000
Measurement period adjustment, reduction in accrued expenses																					407,000
Measurement period adjustment, increase in deferred tax liabilities																					$ (113,000)
Trade receivables acquired, gross												4,300,000
Trade receivables, expected to be uncollectible												$ 224,000
DFINE, Inc. | Cardiovascular Segment
Business Acquisition [Line Items]
Acquisition-related costs																										1,600,000
DFINE, Inc. | Developed technology
Business Acquisition [Line Items]
Useful life												15 years
DFINE, Inc. | Customer Lists
Business Acquisition [Line Items]
Useful life												9 years
DFINE, Inc. | Trademarks
Business Acquisition [Line Items]
Useful life												15 years
HeRO®Graft
Business Acquisition [Line Items]
Total purchase price													$ 18,500,000
Weighted average useful life													9 years 9 months 25 days
Income since acquisition date																									$ 8,600,000	$ 7,100,000
HeRO®Graft | Developed technology
Business Acquisition [Line Items]
Useful life													10 years
HeRO®Graft | Customer Lists
Business Acquisition [Line Items]
Useful life													12 years
HeRO®Graft | Trademarks
Business Acquisition [Line Items]
Useful life													5 years 6 months