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Defined Benefit Plan (Tables)
6 Months Ended
Jun. 30, 2022
Retirement Benefits [Abstract]  
Summary of Net Periodic Benefit Cost Net periodic benefit cost consists of the following for the three and six months ended June 30, 2022 and 2021 (in thousands):
Three months ended June 30,Six months ended June 30,
2022202120222021
Service cost$107 $105 $217 $214 
Interest cost10 11 21 17 
Expected return on plan assets(18)(18)(37)(37)
Amortization of unrecognized loss(7)(7)(14)
Effect of curtailment(28)31 (31)88 
Net periodic benefit cost$64 $122 $156 $284