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Operations and Summary of Significant Accounting Policies - Acquired Intangible Assets Useful Life (Details)	12 Months Ended
	Dec. 31, 2020
Patents and Technology
Finite-lived Intangible Assets [Roll Forward]
Weighted average useful life	12 years
Customer relationships
Finite-lived Intangible Assets [Roll Forward]
Weighted average useful life	13 years
Trademarks and Trade Names
Finite-lived Intangible Assets [Roll Forward]
Weighted average useful life	20 years
Land Use Rights
Finite-lived Intangible Assets [Roll Forward]
Weighted average useful life	45 years

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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- Definition

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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