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Retirement Plans (Tables)
6 Months Ended
Jun. 30, 2025
Retirement Benefits [Abstract]  
Components Of Net Periodic Pension Income
The components of net periodic pension income of the UK Plan for the three and six months ended June 30, 2025 and 2024 were as follows (in thousands): 
 
For the three months ended
June 30,
For the six months ended
June 30,
 2025202420252024
Interest cost$2,552 $2,362 $4,968 $4,738 
Expected return on plan assets(3,268)(3,213)(6,362)(6,445)
Amortization of unrecognized loss690 648 1,343 1,301 
Net periodic pension income
$(26)$(203)$(51)$(406)