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Employee Benefit Plans
 6 Months Ended
Jun. 30, 2024
Retirement Benefits [Abstract]  
EMPLOYEE BENEFIT PLANS EMPLOYEE BENEFIT PLANS
Defined Benefit Pension and Other Postretirement Benefit Plans. The Company's net periodic benefit cost includes the following components for the three months ended June 30 (in millions):
Pension BenefitsOther Postretirement BenefitsAffected Line Item
in the Statements of
 Consolidated Operations
2024202320242023
Service cost$34 $31 $2 $1 Salaries and related costs
Interest cost58 55 9 11 Miscellaneous, net
Expected return on plan assets(69)(63)(1)(1)Miscellaneous, net
Amortization of unrecognized (gain) loss 5 2 (6)(10)Miscellaneous, net
Amortization of prior service credit— — (24)(28)Miscellaneous, net
Other— 1 — — Miscellaneous, net
Total$28 $26 $(20)$(27)
The Company's net periodic benefit cost includes the following components for the six months ended June 30 (in millions):
Pension BenefitsOther Postretirement BenefitsAffected Line Item
in the Statements of
 Consolidated Operations
2024202320242023
Service cost$68 $62 $3 $2 Salaries and related costs
Interest cost115 110 19 21 Miscellaneous, net
Expected return on plan assets(138)(126)(1)(1)Miscellaneous, net
Amortization of unrecognized (gain) loss 10 4 (13)(19)Miscellaneous, net
Amortization of prior service credit— — (47)(56)Miscellaneous, net
Other— 1 — — Miscellaneous, net
Total$55 $51 $(39)$(53)