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Business Segments (Schedule Of Identifiable Assets By Geographic Area, Property, Plant & Equipment, Net By Geographic Area) (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Segment Reporting Information [Line Items] |  |
Identifiable Assets by Geographic Area, Total | $ 356,357 | $ 446,461
Property, Plant & Equipment, Net by Geographic Area, Total | 137,032 | 151,157
Cash, Cash Equivalents, and Federal Funds Sold | 7,062 | 13,051
Property, Plant & Equipment, Net of Discontinued operations by Geographic Area, Total | 137,032 | 183,455
Discontinued operations | 126 | 84,466
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment | 0 | 32,298
United States |  |
Segment Reporting Information [Line Items] |  |
Identifiable Assets by Geographic Area, Total | 294,303 | 302,037
Property, Plant & Equipment, Net by Geographic Area, Total | 127,992 | 139,552
General corporate |  |
Segment Reporting Information [Line Items] |  |
Identifiable Assets by Geographic Area, Total | 46,883 | 36,652
Property, Plant & Equipment, Net by Geographic Area, Total | 1,823 | 2,244
Operations Outside The United States | China |  |
Segment Reporting Information [Line Items] |  |
Identifiable Assets by Geographic Area, Total | 7,983 | 10,255
Property, Plant & Equipment, Net by Geographic Area, Total | $ 7,217 | $ 9,361

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- Definition Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Includes PP&E reclassified to long-term assets for discontinued operations. + References No definition available. + Details
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