Acquisitions - Narrative (Details) € in Thousands																1 Months Ended		12 Months Ended
	Dec. 04, 2015 USD ($)	Sep. 29, 2015 USD ($)	Jul. 17, 2015	Jul. 14, 2015 USD ($)	Jul. 01, 2015 USD ($)	Mar. 26, 2015 USD ($)	Nov. 25, 2014 EUR (€)	Aug. 08, 2014 USD ($)	Jul. 15, 2014 USD ($)	May. 08, 2014 USD ($) shares	Dec. 20, 2013 USD ($)	Dec. 20, 2013 USD ($)	Oct. 04, 2013 USD ($)	Sep. 10, 2013 USD ($)	Aug. 21, 2012 USD ($)	Jan. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Aug. 19, 2015 USD ($) shares
Business Acquisition [Line Items]
Payments to acquire intangible assets																		$ 1,956,000	$ 1,714,000	$ 1,617,000
Goodwill acquired																		60,000	0
Acquired in-process research and development																		1,000,000	0	0
Cash paid in acquisitions, net of cash acquired																		12,368,000	5,927,000	31,600,000
Accrued expenses																	$ 33,826,000	37,846,000	33,826,000
Payments for debt issuance costs																		0	0	798,000
Wells Fargo Credit Agreement
Business Acquisition [Line Items]
Payments for debt issuance costs													$ 798,000
Xablecath Inc.
Business Acquisition [Line Items]
Number of units acquired | shares																					116,279
Cost method investment																					$ 300,000
Percent owned																					14.00%
Quellent, LLC
Business Acquisition [Line Items]
Payments to acquire intangible assets																		500,000
Consideration paid				$ 1,000,000
Accrued purchase obligation																		500,000
Noncurrent contingent consideration																		270,000
Goodwill acquired																		60,000
GMedix
Business Acquisition [Line Items]
Number of units acquired | shares										737,628
Percent owned										19.00%
Payments to acquire investment										$ 1,800,000
Cash paid in acquisitions, net of cash acquired																			1,450,000	350,000
Datascope
Business Acquisition [Line Items]
Cash paid to acquire business													$ 27,500,000
Income since acquisition date																				1,600,000
Weighted average useful life													10 years
Radial Assist
Business Acquisition [Line Items]
Cash paid to acquire business													$ 2,500,000
Income since acquisition date																				$ 191,000
Weighted average useful life													10 years 27 days
License agreements
Business Acquisition [Line Items]
Payments to acquire intangible assets											$ 700,000
Useful life												4 years
Intangible Assets																	7,172,000	16,671,000	7,172,000
Accrued expenses											350,000	$ 350,000
Finite-lived intangible assets											$ 700,000	$ 700,000					8,995,000	19,109,000	8,995,000
Developed technology
Business Acquisition [Line Items]
Intangible Assets																	79,172,000	69,861,000	79,172,000
Developed technology | Quellent, LLC
Business Acquisition [Line Items]
Useful life				13 years
Intangible Assets																		1,210,000
Developed technology | Datascope
Business Acquisition [Line Items]
Useful life													10 years
Developed technology | Radial Assist
Business Acquisition [Line Items]
Useful life													10 years
Customer Lists
Business Acquisition [Line Items]
Intangible Assets																	7,258,000	5,770,000	7,258,000
Finite-lived intangible assets																	20,452,000	20,793,000	20,452,000
Customer Lists | Datascope
Business Acquisition [Line Items]
Useful life													6 years
Customer Lists | Radial Assist
Business Acquisition [Line Items]
Useful life													6 years
Distribution agreements
Business Acquisition [Line Items]
Intangible Assets																	3,091,000	2,773,000	3,091,000
Finite-lived intangible assets																	5,376,000	5,626,000	5,376,000
Trademarks
Business Acquisition [Line Items]
Intangible Assets																	5,219,000	4,705,000	5,219,000
Finite-lived intangible assets																	7,298,000	7,259,000	7,298,000
Trademarks | Datascope
Business Acquisition [Line Items]
Useful life													15 years
Trademarks | Radial Assist
Business Acquisition [Line Items]
Useful life													15 years
Medical Company 1 | License agreements
Business Acquisition [Line Items]
Payments to acquire intangible assets	$ 500,000
Useful life	12 years
Medical Company 1 | Additional Payments for License Agreement Milestone | License agreements
Business Acquisition [Line Items]
Potential payments on license agreement	$ 1,500,000
Blockade Medical LLC
Business Acquisition [Line Items]
License agreements																		2,700,000
Blockade Medical LLC | License agreements
Business Acquisition [Line Items]
Useful life		10 years
LeMaitre Vascular, Inc. | Developed technology
Business Acquisition [Line Items]
Payments to acquire intangible assets																		400,000
Useful life			10 years
Catch Medical, LLC
Business Acquisition [Line Items]
Payments to acquire intangible assets																		200,000
Accrued purchase obligation																		200,000
Acquired in-process research and development					$ 1,000,000
Long term purchase obligations																		600,000
Distal Access, LLC | License agreements
Business Acquisition [Line Items]
Payments to acquire intangible assets																		3,500,000
Useful life					6 years
Intangible Assets					$ 3,500,000
Teleflex Incorporated
Business Acquisition [Line Items]
Future payments under agreement						$ 400,000
Teleflex Incorporated | Customer Lists
Business Acquisition [Line Items]
Payments to acquire intangible assets																		400,000
Useful life						5 years
Catheter Connections, Inc. | Distribution agreements
Business Acquisition [Line Items]
Payments to acquire intangible assets																$ 250,000
Useful life															10 years
Intangible Assets															$ 250,000
Medical Company 2
Business Acquisition [Line Items]
Payments to acquire intangible assets																	$ 624,800	1,100,000
Contingent liability | €							€ 500
Medical Company 2 | License agreements
Business Acquisition [Line Items]
Useful life							10 years
Medical Company 3
Business Acquisition [Line Items]
Payments to acquire intangible assets																		3,500,000	$ 3,000,000
Liabilities incurred																		1,000,000
Medical Company 3 | License agreements
Business Acquisition [Line Items]
Useful life								12 years
Intangible assets								$ 6,300,000
Medical Company 3 | Distribution agreements
Business Acquisition [Line Items]
Useful life								3 years
Intangible assets								$ 200,000
Limited Liability Company
Business Acquisition [Line Items]
Payments to acquire investment									$ 752,000
Limited Liability Company | License agreements
Business Acquisition [Line Items]
Useful life									10 years
Medical Company 4 | License agreements
Business Acquisition [Line Items]
Payments to acquire intangible assets														$ 250,000				250,000
Useful life														10 years
Finite-lived intangible assets																		$ 500,000
Number of days accrued liability due after first commercial sale														30 days
Cost-method Investments | Blockade Medical LLC
Business Acquisition [Line Items]
Other consideration paid		$ 1,000,000
Loans Receivable | Blockade Medical LLC
Business Acquisition [Line Items]
Other consideration paid		$ 1,700,000