Goodwill and Other Intangible Assets, Net (Schedule of Goodwill) (Details) $ in Thousands	3 Months Ended
Apr. 03, 2020 USD ($)
Goodwill [Roll Forward]
Opening goodwill	$ 839,617
Foreign currency translation	(4,937)
Goodwill, acquired during period	4,715
Closing goodwill	839,395
Medical
Goodwill [Roll Forward]
Opening goodwill	822,617
Foreign currency translation	(4,937)
Goodwill, acquired during period	4,715
Closing goodwill	822,395
Non-Medical
Goodwill [Roll Forward]
Opening goodwill	17,000
Foreign currency translation	0
Goodwill, acquired during period	0
Closing goodwill	$ 17,000

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
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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