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Income Taxes (Summary of Effective Income Tax Rate For Continuing Operations) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Income Tax Disclosure [Abstract] |  |  |
Income tax expense (benefit) at federal statutory rate | $ 185 | $ (31,598) | $ 1,992
Income tax expense (benefit) at federal statutory rate | 21.00% | 21.00% | 21.00%
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Percent | 46.50% | (0.10%) | (1.10%)
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Amount | $ 409 | $ 136 | $ (103)
Foreign rate differences | $ 57 | $ 39 | $ 51
Foreign rate differences | 6.50% | 0.00% | 0.50%
U.S. tax on foreign branch income | $ 0 | $ 1,693 | $ (3,341)
U.S. tax on foreign branch income | 0.00% | (1.10%) | (35.10%)
Non-deductible other | $ 282 | $ 144 | $ 608
Non-deductible other | 32.00% | (0.10%) | 6.40%
Tax contingency accruals and tax settlements | $ (1) | $ 1 | $ 294
Tax contingency accruals and tax settlements | (0.10%) | 0.00% | 3.10%
Changes in federal valuation allowance | $ (654) | $ 237 | $ 0
Changes in federal valuation allowance | (74.30%) | (0.20%) | 0.00%
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount | $ 326 | $ 559 | $ (812)
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent | 37.00% | (0.40%) | (8.50%)
Effective Income Tax Rate Reconciliation, FDII, Amount | $ 0 | $ 0 | $ 259
Effective Income Tax Rate Reconciliation, FDII, Percent | 0.00% | 0.00% | 2.70%
Effective Income Tax Rate Reconciliation, State Taxes, Net of Federal Income Tax Benefit, Percent | 3.20% | (0.10%) | 0.40%
Effective Income Tax Rate Reconciliation, State Taxes, Net of Federal Income Tax Benefit | $ 28 | $ 168 | $ 38
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount | $ (797) | $ (766) | $ (1,489)
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent | 90.60% | (0.50%) | 15.60%
Effective Income Tax Rate Reconciliation, pension settlement, Amount | $ 0 | $ (21,913) | $ 0
Effective Income Tax Rate Reconciliation, Pension settlement, percent | 0.00% | 14.60% | 0.00%
Income tax expense (benefit) at effective income tax rate | (18.80%) | (34.10%) | (31.60%)
Total income tax expense (benefit) for continuing operations | $ (165) | $ (51,300) | $ (3,021)

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