v3.25.4
Pension And Other Postretirement Benefit Plans
 9 Months Ended
Dec. 31, 2025
Retirement Benefits [Abstract]  
Pension and Other Postretirement Benefits Disclosure PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS
The Company sponsors several defined benefit pension plans covering eligible U.S. salaried employees and certain foreign and other employee groups. These plans provide retirement benefits based primarily on employee compensation and years of service. The Company also sponsors defined benefit plans that provide postretirement health and life insurance benefits for eligible U.S. employees attaining specific age and service levels, although postretirement life insurance is no longer provided for active employees.
The components of the Company’s net periodic benefit cost were as follows:
Pension BenefitsOther Postretirement Benefits
Three Months Ended December 31,Three Months Ended December 31,
(in thousands of dollars)2025202420252024
Service cost$1,260 $1,315 $18 $22 
Interest cost2,261 2,875 266 259 
Expected return on plan assets(3,026)(3,606)(10)(13)
Net amortization and deferral84 174 (159)(157)
Net periodic benefit cost
$579 $758 $115 $111 
Pension BenefitsOther Postretirement Benefits
Nine Months Ended December 31,Nine Months Ended December 31,
(in thousands of dollars)2025202420252024
Service cost$3,771 $3,956 $52 $69 
Interest cost6,796 8,629 794 794 
Expected return on plan assets(9,080)(10,820)(32)(41)
Net amortization and deferral250 522 (480)(477)
Net periodic benefit cost
$1,737 $2,287 $334 $345 
During the nine months ended December 31, 2025, the Company made contributions of approximately $10.5 million to its pension plans. Additional contributions of $1.0 million are expected during the remaining three months of fiscal year 2026.