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Retirement Plans (Tables)
 3 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Components Of Net Periodic Pension Cost (Income)
The components of net periodic pension (income) cost of the UK Plan for the three months ended March 31, 2024 and 2023 were as follows (in thousands): 
 
For the three months ended
March 31,
 20242023
Interest cost$2,376 $2,376 
Expected return on plan assets(3,232)(2,791)
Amortization of unrecognized loss653 639 
Net periodic pension (income) cost
$(203)$224