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Goodwill (Details) - USD ($) $ in Thousands		Dec. 31, 2020	Dec. 31, 2019
Goodwill [Abstract]
Goodwill		$ 202,979	$ 196,573
Mainland China [Member]
Goodwill [Abstract]
Goodwill		32,179	32,179
Americas/Pacific [Member]
Goodwill [Abstract]
Goodwill		9,449	9,449
South Korea [Member]
Goodwill [Abstract]
Goodwill		29,261	29,261
Southeast Asia [Member]
Goodwill [Abstract]
Goodwill		18,537	18,537
Japan [Member]
Goodwill [Abstract]
Goodwill		16,019	16,019
EMEA [Member]
Goodwill [Abstract]
Goodwill		2,875	2,875
Hong Kong/Taiwan [Member]
Goodwill [Abstract]
Goodwill		6,634	6,634
Manufacturing [Member]
Goodwill [Abstract]
Goodwill	[1]	78,875	72,469
Grow Tech [Member]
Goodwill [Abstract]
Goodwill		$ 9,150	$ 9,150
[1] The increase in manufacturing goodwill relates to a manufacturing company acquired during 2020, see Note 19 - Acquisitions for additional information.

X

- Definition

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.

+ References

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
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-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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