Income Taxes (Schedule Of Tax Incentives) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Taxes [Line Items]
Income tax incentives	$ 7,441	$ 5,035	$ 7,886
China [Member]
Income Taxes [Line Items]
Income tax incentives			1,884
Malaysia [Member}
Income Taxes [Line Items]
Income tax incentives	4,945	3,010	3,287
Thailand [Member]
Income Taxes [Line Items]
Income tax incentives	$ 2,496	$ 2,025	$ 2,715

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income exempt from income tax because of a tax holiday.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration