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Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2020
Accumulated Other Comprehensive Income [Abstract] |
Summary Of Accumulated Other Comprehensive Income |
(Dollars in thousands) |  | Foreign ‎Currency ‎Items(1) |  | Unrealized ‎Gain (Losses) ‎on Available- ‎for-Sale ‎Investments |  | Accrued ‎Pension ‎Service ‎Costs(2) |  | Hedge ‎Accounting ‎Reserve(3) |  | Total
Balance at January 1, 2020 |  | $ | 8,118 |  | $ | 10 |  | $ | (2,287) |  | $ | (252) |  | $ | 5,589
Change related to derivatives |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total change in hedge fair value recorded in Other Comprehensive Income |  |  | — |  |  | — |  |  | — |  |  | (267) |  |  | (267)
Amounts reclassified from accumulated other comprehensive income |  |  | — |  |  | — |  |  | — |  |  | 202 |  |  | 202
Net change related to derivatives |  |  | — |  |  | — |  |  | — |  |  | (65) |  |  | (65)
Net current-period other comprehensive income |  |  | 6,848 |  |  | (22) |  |  | 152 |  |  | (65) |  |  | 6,913
Balance at December 31, 2020 |  | $ | 14,966 |  | $ | (12) |  | $ | (2,135) |  | $ | (317) |  | $ | 12,502
(1)Net of income tax benefit of $34,000. (2)Net of income tax expense of $55,000. (3)Net of income tax benefit of $23,000

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