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Pension and Other Postretirement Benefits
 3 Months Ended
Mar. 31, 2022
Retirement Benefits [Abstract]  
Pension and Other Postretirement Benefits PENSION AND OTHER POSTRETIREMENT BENEFITS
The following table presents the components of net periodic cost for our pension and postretirement benefit plans.
Pension BenefitsPostretirement Benefits
Three Months Ended March 31,2022202120222021
Components of net periodic cost (a):
Interest cost$38 $36 $2 $2 
Expected return on plan assets(43)(47)— — 
Amortization of actuarial loss (gain) (b)
24 24 (3)(3)
Net periodic cost$19 $13 $(1)$(1)
(a) Amounts reflect our domestic plans only.
(b) Reflects amounts reclassified from accumulated other comprehensive loss to net earnings.