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Accumulated Other Comprehensive Loss (Schedule of Changes in Accumulated Other Comprehensive Income (Loss)) (Details) - Reclassification out of Accumulated Other Comprehensive Income [Member] - Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member] - Pension Benefits [Member] - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Pre-Tax | $ 36 | $ 83 | $ 77 | $ 167
After-Tax | $ 36 | $ 83 | $ 77 | $ 167

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