Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 2) - Components of Net Periodic Pension Cost

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PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 2) - Components of Net Periodic Pension Cost - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Pension Plan      
Changes in benefit obligations and plan assets recognized in other comprehensive income      
Amortization of prior service cost $ (3) $ (3) $ (3)
Recognized actuarial (loss) gain (78) (75) (28)
Incurred actuarial loss (gain) (368) 85 101
Foreign currency translation adjustments 5 19 4
Total recognized in other comprehensive (income) loss (444) 26 74
Total recognized in net periodic pension cost and other comprehensive (income) loss (366) 128 139
Other Postretirement Benefit Plan      
Components of Net Periodic Benefit Cost      
Interest cost 5 7 10
Recognized net actuarial loss (gain) 0 (1)  
Net periodic pension cost 5 6 10
Changes in benefit obligations and plan assets recognized in other comprehensive income      
Recognized actuarial (loss) gain 0 1  
Incurred actuarial loss (gain) (8) 14 (1)
Total recognized in other comprehensive (income) loss (8) 15 (1)
Total recognized in net periodic pension cost and other comprehensive (income) loss (3) 21 9
UNITED STATES      
Pension and other postretirement benefits      
Defined Benefit Plan, Accumulated Benefit Obligation 2,986 3,091  
Plans with accumulated benefit obligation in excess of plan assets:      
ABO 424 417  
Plans with projected benefit obligation in excess of plan assets:      
PBO 449 448  
Components of Net Periodic Benefit Cost      
Service cost 139 133 116
Interest cost 79 95 108
Expected return on plan assets (199) (195) (189)
Amortization of prior service cost 1 1 1
Recognized net actuarial loss (gain) 47 41 17
Net periodic pension cost 67 75 53
Changes in benefit obligations and plan assets recognized in other comprehensive income      
Foreign currency translation adjustments 0 0  
UNITED KINGDOM      
Pension and other postretirement benefits      
Defined Benefit Plan, Accumulated Benefit Obligation 1,844 1,954  
Components of Net Periodic Benefit Cost      
Service cost 33 29 26
Interest cost 30 36 43
Expected return on plan assets (85) (74) (70)
Amortization of prior service cost 2 2 2
Recognized net actuarial loss (gain) 31 34 11
Net periodic pension cost 11 27 $ 12
Changes in benefit obligations and plan assets recognized in other comprehensive income      
Foreign currency translation adjustments $ (32) $ 83