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Retirement Plans - Summary of Projected Benefit Obligation, Accumulated Benefit Obligation and Fair Value of Plan Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Retirement Plans    
Projected benefit obligation $ 2,961 $ 3,343
Accumulated benefit obligation 2,585 2,965
Fair value of plan assets $ 1,377 $ 1,421