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EMPLOYEE BENEFIT PLANS
9 Months Ended
Sep. 30, 2022
Retirement Benefits [Abstract]  
EMPLOYEE BENEFIT PLANS EMPLOYEE BENEFIT PLANSNet periodic benefit costs for qualified defined-benefit plans include the following (in millions):
Three Months Ended September 30,Nine Months Ended September 30,
 2022202120222021
Service cost$12 $13 $34 $39 
Pension expense included in Wages and benefits12 13 34 39 
Interest cost17 14 49 42 
Expected return on assets(32)(30)(96)(91)
Amortization of prior service cost (credit)(1)(1)(1)(1)
Recognized actuarial loss2 6 27 
Pension expense included in Non-operating Income (Expense)$(14)$(8)$(42)$(23)