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Retirement Plans - Narrative (Details) $ in Thousands | 6 Months Ended
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Jun. 30, 2020 USD ($) plan
Defined Benefit Plan Disclosure |
Defined contribution plan number | 6
United States |
Defined Benefit Plan Disclosure |
Number of retirement plans | 3
Number of defined benefit plans | 1
Defined contribution plan number | 2
Defined benefit plan, contributions by employer | $ | $ 150
Defined benefit plan, expected future employer contributions, current fiscal year | $ | $ 660
Canada |
Defined Benefit Plan Disclosure |
Defined contribution plan number | 2
Number of post-retirement benefit plan | 1
United Kingdom |
Defined Benefit Plan Disclosure |
Defined contribution plan number | 2
Defined benefit plan, contributions by employer | $ | $ 152
Defined benefit plans, estimated future employer contributions in current fiscal year | $ | $ 296

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