v3.26.1
Retirement benefit obligations (Tables)
 6 Months Ended
Jun. 30, 2026
Retirement Benefits [Abstract]  
Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets The components of net periodic pension cost, which are included in Other income (expense) in the condensed consolidated statements of earnings, were as follows:
Three months endedSix months ended
June 30,June 30,
(In millions)2026202520262025
Interest cost($17)($16)($35)($31)
Expected return on plan assets17 17 34 33 
Amortization of net actuarial losses(6)(4)(11)(8)
Net periodic cost($6)($3)($12)($6)