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Employee Retirement Plans (Change in Benefit Obligations and Funded Status) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | $ 8,287 |  |
Employer contributions | 700 | $ 1,600 | $ 900
Fair value of plan assets at end of year | 8,010 | 8,287 |
U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Accumulated benefit obligations at year end | 12,578 | 13,085 | 11,232
Change in projected benefit obligation: |  |  |
Projected benefit obligation at beginning of year | 13,085 | 11,232 | 10,591
Interest cost | 224 | 290 | 382
Plan settlement | (972) | (384) | (366)
Actuarial loss (gain) | 527 | 2,225 | 871
Benefits paid | (286) | (278) | (246)
Projected benefit obligation at end of year | 12,578 | 13,085 | 11,232
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 8,688 | 7,574 | 6,767
Actual return on plan assets | 189 | 646 | 628
Employer contributions | 401 | 1,130 | 546
Plan settlement | (972) | (384) | (366)
Benefits paid | (286) | (278) | (1)
Fair value of plan assets at end of year | 8,020 | 8,688 | 7,574
Funded status at end of year: |  |  |
Underfunded status of the plans | 4,558 | 4,397 | 3,658
Amounts recognized on the consolidated balance sheets consist of: |  |  |
Non-current liabilities | 4,558 | 4,397 | 3,658
Recognized liability | 4,558 | 4,397 | 3,658
Non-U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Accumulated benefit obligations at year end | 10,522 | 12,091 | 17,744
Change in projected benefit obligation: |  |  |
Projected benefit obligation at beginning of year | 13,039 | 18,087 | 18,975
Service cost | 354 | 691 | 478
Interest cost | 56 | 121 | 232
Actuarial loss (gain) | (1,372) | (208) | 1,071
Benefits paid | (294) | (1,245) | (2,380)
Reclassified to liabilities held for sale | 0 | (6,012) | 0
Foreign currency exchange rate changes and other | (966) | 1,605 | (289)
Projected benefit obligation at end of year | 10,817 | 13,039 | 18,087
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 2,816 | 3,423 | 3,341
Actual return on plan assets | 61 | 52 | (34)
Employer contributions | 302 | 454 | 383
Benefits paid | (78) | (290) | (332)
Reclassified to liabilities held for sale | 0 | (1,018) | 0
Foreign currency exchange rate changes and other | 41 | 195 | 65
Fair value of plan assets at end of year | 3,142 | 2,816 | 3,423
Funded status at end of year: |  |  |
Underfunded status of the plans | 7,675 | 10,223 | 14,664
Amounts recognized on the consolidated balance sheets consist of: |  |  |
Non-current liabilities | 7,675 | 10,223 | 14,664
Recognized liability | $ 7,675 | $ 10,223 | $ 14,664

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