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Acquisitions - Narrative (Details) - USD ($) |  |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 5 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 29, 2015 | Jul. 17, 2015 | Jul. 14, 2015 | Jul. 01, 2015 | Jan. 06, 2015 | Aug. 08, 2014 | Jan. 31, 2015 | Sep. 30, 2015 | Jun. 30, 2015 | Mar. 31, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Dec. 31, 2014 | Sep. 30, 2015 | Sep. 30, 2014 | Dec. 31, 2014
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  |  |  |  |  | $ 1,000,000 | $ 1,000,000 |  |  | $ 3,000,000 | $ 1,385,000 | $ 1,368,000 |
Acquisition purchases in accrued expenses and other long-term obligations |  |  |  |  |  |  |  |  | $ 1,500,000 |  | $ 1,000,000 |  |  |  |  |
Research and Development Asset Acquired Other than Through Business Combination, Written-off |  |  |  |  |  |  |  | $ 1,000,000 |  |  |  | $ 0 |  | 1,000,000 | $ 0 | $ 0
License agreements and trademarks |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets purchased |  |  |  |  |  |  |  | 16,192,000 |  |  | 7,172,000 |  | 7,172,000 | 16,192,000 |  | 7,172,000
Useful life |  |  |  |  |  | 12 years |  |  |  |  |  |  |  |  |  |
Customer Lists [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets purchased |  |  |  |  |  |  |  | 6,234,000 |  |  | 7,258,000 |  | 7,258,000 | 6,234,000 |  | 7,258,000
Distribution agreements |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets purchased |  |  |  |  |  |  |  | 2,921,000 |  |  | 3,091,000 |  | 3,091,000 | 2,921,000 |  | 3,091,000
Useful life |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  | $ 200,000 |  |  |  |  |  |  |  |  |  |
Developed technology |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets purchased |  |  |  |  |  |  |  | 72,611,000 |  |  | $ 79,172,000 |  | $ 79,172,000 | 72,611,000 |  | $ 79,172,000
Intangible assets |  |  |  |  |  | $ 6,300,000 |  |  |  |  |  |  |  |  |  |
LeMaitre Vascular, Inc. [Member] | Developed technology |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  |  |  |  | 400,000 |  |  |  |  |  |  |  |
Useful life |  | 10 years |  |  |  |  |  |  |  |  |  |  |  |  |  |
Catheter Connections, Inc. [Member] | Distribution agreements |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  |  |  | $ 250,000 |  |  |  |  |  |  |  |  |
Intangible assets purchased |  |  |  |  |  |  |  |  |  | $ 250,000 |  |  |  |  |  |
Useful life |  |  |  |  | 10 years |  |  |  |  |  |  |  |  |  |  |
Blockade Medical LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived License Agreements, Gross |  |  |  |  |  |  |  | $ 2,700,000 |  |  |  |  |  | $ 2,700,000 |  |
Blockade Medical LLC [Member] | License agreements and trademarks |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Useful life | 10 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Xablecath, Inc. [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost Method Investments, Interest Acquired, Number of Units |  |  |  |  |  |  |  | 116,279 |  |  |  |  |  | 116,279 |  |
Cost Method Investments, Ownership Percentage |  |  |  |  |  |  |  | 14.00% |  |  |  |  |  | 14.00% |  |
Cost Method Investments |  |  |  |  |  |  |  | $ 300,000 |  |  |  |  |  | $ 300,000 |  |
Quellent, LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  |  |  |  | 500,000 |  |  |  |  |  |  |  |
Acquisition purchases in accrued expenses and other long-term obligations |  |  |  |  |  |  |  | 500,000 |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability, Noncurrent |  |  |  |  |  |  |  | 270,000 |  |  |  |  |  | 270,000 |  |
Goodwill, Acquired During Period |  |  |  |  |  |  |  | 60,000 |  |  |  |  |  |  |  |
Purchase price |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |
Quellent, LLC [Member] | Developed technology |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intangible assets purchased |  |  |  |  |  |  |  | 1,210,000 |  |  |  |  |  | 1,210,000 |  |
Useful life |  |  | 13 years |  |  |  |  |  |  |  |  |  |  |  |  |
Catch Medical, LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  |  |  |  | 200,000 |  |  |  |  |  |  |  |
Acquisition purchases in accrued expenses and other long-term obligations |  |  |  |  |  |  |  | 200,000 |  |  |  |  |  |  |  |
Acquisition Purchases in Long-term Obligations |  |  |  |  |  |  |  | 600,000 |  |  |  |  |  |  |  |
Distal Access, LLC [Member] | License agreements and trademarks |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  |  |  |  | 3,500,000 |  |  |  |  |  |  |  |
Intangible assets purchased |  |  |  |  |  |  |  | 3,500,000 |  |  |  |  |  | 3,500,000 |  |
Useful life |  |  |  | 6 years |  |  |  |  |  |  |  |  |  |  |  |
Teleflex Incorporated [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Future Payments Under Purchase Agreement |  |  |  |  |  |  |  | 400,000 |  |  |  |  |  | $ 400,000 |  |
Teleflex Incorporated [Member] | Customer Lists [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire intangible assets |  |  |  |  |  |  |  | $ 400,000 |  |  |  |  |  |  |  |
Useful life |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |
Cost-method Investments [Member] | Blockade Medical LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred to acquire rights | $ 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans Receivable [Member] | Blockade Medical LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred to acquire rights | $ 1,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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