Goodwill Assets (Details) $ in Thousands	3 Months Ended
Mar. 31, 2021 USD ($)
Goodwill [Roll Forward]
Goodwill, Beginning Balance	$ 631,212
Goodwill additions	5,052
Goodwill, Translation Adjustments	(8,690)
Goodwill, Ending Balance	627,574
America's [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	213,242
Goodwill additions	1,093
Goodwill, Translation Adjustments	(731)
Goodwill, Ending Balance	213,604
EMEA [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	140,162
Goodwill additions	2,626
Goodwill, Translation Adjustments	(3,925)
Goodwill, Ending Balance	138,863
Asia Pacific [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	158,090
Goodwill additions	1,308
Goodwill, Translation Adjustments	(956)
Goodwill, Ending Balance	158,442
Global Specialty Businesses [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	119,718
Goodwill additions	25
Goodwill, Translation Adjustments	(3,078)
Goodwill, Ending Balance	$ 116,665

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://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: 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=120320667&loc=SL49117168-202975

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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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
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

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- Definition

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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
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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.

+ References

No definition available.

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