v3.26.3
Pension Plans and Postretirement Benefits (Tables)
 9 Months Ended
Sep. 30, 2026
Retirement Benefits [Abstract]  
Components of Net Periodic Benefit Cost Components of net periodic benefit cost included in net income were as follows:
Pension BenefitsOther Benefits
Three Months Ended
September 30,		Nine Months Ended
September 30,		Three Months Ended
September 30,		Nine Months Ended
September 30,
20262025202620252026202520262025
(In thousands)
Service cost$4,578 $4,446 $13,867 $9,026 $532 $764 $1,620 $1,233 
Interest cost16,437 16,759 49,581 41,994 947 1,294 2,868 2,695 
Expected return on plan assets
(21,883)(20,796)(65,986)(51,787)(480)(486)(1,440)(1,459)
Amortization of prior service cost 955 792 2,867 2,375 22 22 66 66 
Net periodic benefit loss
$87 $1,201 $329 $1,608 $1,021 $1,594 $3,114 $2,535