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Trade Accounts Receivable (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) Segment	Mar. 31, 2020 USD ($)
Trade Accounts Receivable [Abstract]
Number of portfolio segments | Segment	1
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 3,891	$ 6,913
Provision for expected credit losses	156	240
Accounts written off	(353)	(336)
Translation and other activity	(80)	(643)
Ending balance	$ 3,614	7,027
ASU 2016-13 [Member]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Adoption of ASU 2016-13		$ 853

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- Definition

Number of portfolio segments reported by the entity.

+ References

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- Definition

Amount of expense (reversal of expense) for expected credit loss on accounts receivable from change in methodology.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 11
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919244-210447

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- Definition

Amount of allowance for credit loss on accounts receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447

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-Name Accounting Standards Codification
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-Section 45
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-URI http://asc.fasb.org/extlink&oid=121599878&loc=SL82895884-210446

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- Definition

Amount of increase (decrease) in allowance for credit loss on accounts receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447

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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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- Definition

Amount of direct write-downs of accounts receivable charged against the allowance.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
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Amount of expense (reversal of expense) for expected credit loss on accounts receivable.

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-Name Accounting Standards Codification
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