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RETIREMENT PLANS (Tables)
 9 Months Ended
Sep. 30, 2022
Retirement Benefits [Abstract]  
Components of net periodic benefit cost
Components of net periodic benefit (credit) cost were as follows:
Third Quarter
 Pension PlansOther Postretirement Benefit Plans
2022202120222021
(Dollars in millions)U.S.Non-U.S.U.S.Non-U.S.
Service cost$7 $2 $7 $5 $— $— 
Interest cost11 3 9 3 4 3 
Expected return on assets(32)(7)(31)(9)(1)(1)
Amortization of:
Prior service credit, net— — — (1)(8)(9)
Net periodic benefit (credit) cost$(14)$(2)$(15)$(2)$(5)$(7)
First Nine Months
Pension PlansOther Postretirement Benefit Plans
2022202120222021
(Dollars in millions)U.S.Non-U.S.U.S.Non-U.S.
Service cost$19 $9 $20 $14 $— $— 
Interest cost33 11 27 9 11 9 
Expected return on assets(96)(24)(94)(28)(3)(3)
Amortization of:
Prior service credit, net— — — (1)(24)(28)
Mark-to-market pension and other postretirement benefits (gain) loss (1)
7 (10)— — — — 
Net periodic benefit (credit) cost$(37)$(14)$(47)$(6)$(16)$(22)
(1)     Also includes curtailment triggered by the sale of the adhesives resins business which is included in "Other components of post-employment (benefit) cost, net" on the Unaudited Consolidated Statements of Earnings, Comprehensive Income and Retained Earnings.