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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Income Tax Disclosure [Line Items] |  |  |
Valuation allowance | $ 3,532 | $ 2,933 |
Valuation allowance increased | 600 |  |
Net current period other comprehensive income (loss) | (31) | 8 | $ (10)
Possible reduction in liabilities for uncertain tax positions | 500 |  |
Unrecognized tax benefits that would impact effective tax rate | 7,300 |  |
Unrecognized tax benefits, income tax penalties and interest expense | 200 | 200 | $ (1,400)
Unrecognized tax benefits, income tax penalties and interest accrued | 2,400 | $ 2,300 |
Undistributed earnings | 7,400 |  |
Associated tax without consideration of foreign tax credit | 1,600 |  |
US Federal |  |  |
Income Tax Disclosure [Line Items] |  |  |
Operating loss carryforwards | $ 2,000 |  |
Operating loss carryforwards expiration year | 2022 |  |
ITALY | Earliest Tax Year |  |  |
Income Tax Disclosure [Line Items] |  |  |
Income tax examination, year under examination |  | 2004 |
ITALY | Latest Tax Year |  |  |
Income Tax Disclosure [Line Items] |  |  |
Income tax examination, year under examination |  | 2012 |
Internal Revenue Service (IRS) | Tax Year 2018 |  |  |
Income Tax Disclosure [Line Items] |  |  |
Income tax examination, year under examination |  | 2018 |
State of California | Earliest Tax Year |  |  |
Income Tax Disclosure [Line Items] |  |  |
Income tax examination, year under examination |  | 2016 |
State of California | Latest Tax Year |  |  |
Income Tax Disclosure [Line Items] |  |  |
Income tax examination, year under examination |  | 2018 |

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