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Segment Information (Reconciliation of Assets from Segment to Consolidated) (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Segment Reporting Information [Line Items] |  |
Consolidated income taxes receivable | $ 27 | $ 535
Total assets | 182,742 | 245,202
Operating Segments [Member] |  |
Segment Reporting Information [Line Items] |  |
Total operating assets | 182,715 | 244,188
Consolidated income taxes receivable | 27 | 1,014
Total assets | 182,742 | 245,202
Operating Segments [Member] | Manufacturing [Member] |  |
Segment Reporting Information [Line Items] |  |
Total operating assets | 114,669 | 156,859
Operating Segments [Member] | Corporate and Other [Member] |  |
Segment Reporting Information [Line Items] |  |
Total operating assets | $ 68,046 | $ 87,329

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