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Acquisitions - Additional Information (Detail) $ / shares in Units, $ in Thousands |  |  |  | 1 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 02, 2017 USD ($) | Sep. 15, 2017 USD ($) | Apr. 03, 2017 USD ($) | Jul. 31, 2016 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Feb. 17, 2017 USD ($) $ / shares | Jul. 01, 2016 | Jun. 26, 2016 Distributors | Dec. 31, 2015 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Four milestones payments |  |  |  |  | $ 272,136 | $ 7,102 |  |  |  |
Goodwill |  |  |  |  | $ 2,235,592 | 1,276,720 |  |  |  | $ 1,295,852
Noncontrolling interest percent |  |  |  |  | 100.00% |  |  |  |  |
Vascular Solutions, Inc. |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Share price (usd per share) | $ / shares |  |  |  |  |  |  | $ 56.00 |  |  |
Fair value of the consideration at the date of acquisition |  |  |  |  |  |  | $ 975,524 |  |  |
Integration related acquisition costs |  |  |  |  | $ 8,300 | 3,000 |  |  |  |
Post acquisition revenue |  |  |  |  | 152,600 |  |  |  |  |
Post acquisition operating loss |  |  |  |  | 3,500 |  |  |  |  |
Goodwill |  |  |  |  |  |  | 524,872 |  |  |
Intangible assets |  |  |  |  |  |  | 539,250 |  |  |
Increase (decrease) in revenues |  |  |  |  | (2,400) |  |  |  |  |
Vascular Solutions, Inc. | Intellectual property |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  | 248,200 |  |  |
Vascular Solutions, Inc. | Customer relationships |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets |  |  |  |  |  |  | $ 258,800 |  |  |
NeoTract, Inc |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Fair value of the consideration at the date of acquisition | $ 975,150 |  |  |  |  |  |  |  |  |
Post acquisition revenue |  |  |  |  | 39,000 |  |  |  |  |
Post acquisition operating loss |  |  |  |  | 13,300 |  |  |  |  |
Business combination, consideration transferred | 975,200 |  |  |  |  |  |  |  |  |
Initial payment | 725,600 |  |  |  |  |  |  |  |  |
Favorable working capital adjustment | 1,400 |  |  |  |  |  |  |  |  |
Four milestones payments | 251,000 |  |  |  |  |  |  |  |  |
Aggregate contingent consideration amount | 375,000 |  |  |  |  |  |  |  |  |
Acquisition related expenses |  |  |  |  | 10,100 |  |  |  |  |
Goodwill | 341,171 |  |  |  |  |  |  |  |  |
Intangible assets | 763,314 |  |  |  |  |  |  |  |  |
NeoTract, Inc | Intellectual property |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets | 492,118 |  |  |  |  |  |  |  |  |
NeoTract, Inc | Customer relationships |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets | 109,559 |  |  |  |  |  |  |  |  |
Tianjin Medis Medical Device Co. |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred |  | $ 21,300 |  |  |  |  |  |  |  |
Goodwill |  | 14,700 |  |  |  |  |  |  |  |
Tianjin Medis Medical Device Co. | Intellectual Property, Customer Lists And A Non-Compete Agreement |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred |  | 6,900 |  |  |  |  |  |  |  |
Pyng Medical Corp |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Fair value of the consideration at the date of acquisition |  |  | $ 17,900 |  |  |  |  |  |  |
Pyng Medical Corp | Intellectual property |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred |  |  | 13,000 |  |  |  |  |  |  |
Pyng Medical Corp | Customer relationships |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred |  |  | $ 5,500 |  |  |  |  |  |  |
Airway Medix |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred | 11,600 |  |  |  |  |  |  |  |  |
Initial payment | 6,300 |  |  |  |  |  |  |  |  |
Four milestones payments | 5,300 |  |  |  |  |  |  |  |  |
Airway Medix | Intellectual property |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets | $ 11,500 |  |  |  |  |  |  |  |  |
Teleflex Medical Private Limited |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Noncontrolling interest percent |  |  |  |  |  |  |  | 74.00% |  |
Percentage of voting interest acquired |  |  |  |  |  |  |  | 26.00% |  |
Increase in noncontrolling interest from acquisition |  |  |  | $ 7,500 |  |  |  |  |  |
Number of medical device and supplies distributors | Distributors |  |  |  |  |  |  |  |  | 2 |
2016 Acquisitions |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred |  |  |  |  |  | $ 22,800 |  |  |  |
Estimated Fair Value Of Contingent Consideration One | Tianjin Medis Medical Device Co. |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred, liabilities incurred |  | 16,000 |  |  |  |  |  |  |  |
Estimated Fair Value Of Contingent Consideration Two | Tianjin Medis Medical Device Co. |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Business combination, consideration transferred, liabilities incurred |  | $ 5,300 |  |  |  |  |  |  |  |
EMEA | Vascular Solutions, Inc. |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Sales conversions, consideration transferred |  |  |  |  | $ 29,300 |  |  |  |  |

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