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Employee Benefit Plans (Tables)
3 Months Ended
Mar. 30, 2025
Retirement Benefits [Abstract]  
Schedule of Components of Net Periodic Benefit Cost/(Income)
The components of net periodic benefit cost include the following:
Three Months Ended
March 30, 2025March 31, 2024
Retirement Plans
Service cost$1,196 $755 
Interest cost5,133 4,709 
Expected return on plan assets(3,205)(2,796)
Amortization of prior service cost188 205 
Amortization of net actuarial loss988 1,075 
Net periodic benefit cost$4,300 $3,948 
Retiree Health and Life Insurance Plans
Service cost$39 $54 
Interest cost237 250 
Expected return on plan assets(100)(98)
Amortization of prior service credit94 96 
Amortization of net actuarial gain(214)(146)
Net periodic benefit cost$56 $156