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Business And Summary Of Significant Accounting Policies (Schedule Of Estimated Useful Lives For Each Major Category Of Amortizable Intangible Assets) (Details)	12 Months Ended
	Dec. 31, 2020
Trade Name [Member] | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	5 years
Trade Name [Member] | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	20 years
Technological Know-How [Member] | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	5 years
Technological Know-How [Member] | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	14 years
Customer Related Intangible [Member] | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	5 years
Customer Related Intangible [Member] | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated useful lives	15 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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- Details

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