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Income Taxes (Schedule Of Uncertain Tax Position Liability And Liability For Interest And Penalties On Uncertain Tax Positions) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Taxes [Abstract]
Beginning balance	$ 2,574	$ 3,523	$ 3,889
Increases related to current year tax positions	1,661	473	691
Decreases due to the lapsing of statutes of limitations	(241)	(1,703)	(880)
Decreases related to prior year tax positions	(170)	(238)	(154)
(Decreases) for foreign exchange differences	(121)		(22)
Increases for foreign exchange differences		99
Increases (decreases) related to prior year tax positions	386	420	(1)
Ending balance	$ 4,089	$ 2,574	$ 3,523

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- Definition

Unrecognized Tax Benefits, Increases (Decreases) Resulting From Prior Period Tax Positions

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Amount of unrecognized tax benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 45
-Paragraph 10B
-URI http://asc.fasb.org/extlink&oid=123427490&loc=SL37586934-109318

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-Section 50
-Paragraph 15A
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-Name Accounting Standards Codification
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-Paragraph 15A
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