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Schedule of Amounts Recognized in the Consolidated Balance Sheets (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Defined Benefit Plan [Abstract] |  |
Plan assets in other long-term assets | $ 36 | $ 44
Current portion of pension benefit obligation in wages and benefits payable | 3,033 | 2,885
Long-term portion of pension benefit obligation | 97,523 | 98,712
Pension benefit obligation, net | $ 100,520 | $ 101,553

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