Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 1) -Obligations, Assets and Funded Status

v3.22.0.1
PENSION AND OTHER POSTRETIREMENT BENEFITS (Details 1) -Obligations, Assets and Funded Status
$ in Millions
12 Months Ended
Dec. 31, 2021
USD ($)
country
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Amounts recognized in consolidated balance sheets      
Pension assets $ 1,488 $ 1,042  
Liability, Defined Benefit Pension Plan, Noncurrent (604) (630)  
Other Pension Plan      
Change in plan assets      
Employer contributions $ 13 16  
Less Significant Defined Benefit or Other Postretirement Plans Applicable to Number of Countries | country 14    
Maximum Percentage of Defined Benefit Plans Assets Included in Other Liabilities and Deferred Revenue 4.00%    
Maximum Percentage of Defined Benefit Plans, Obligations Included in Other Liabilities and Deferred Revenue 5.00%    
Other Postretirement Benefit Plan      
Change in benefit obligation      
Benefit obligation at the beginning of the year $ 219 227  
Interest cost 5 7 $ 10
Plan participants' contributions 14 9  
Actuarial (gain) loss (8) 14  
Benefits paid directly by employer or from fund (38) (38)  
Benefit obligation at the end of the year $ 192 $ 219 227
Change in plan assets      
Less Significant Defined Benefit or Other Postretirement Plans Applicable to Number of Countries | country 4    
Maximum Percentage of Defined Benefit Plans, Obligations Included in Other Liabilities and Deferred Revenue 8.00% 9.00%  
Funded status      
Funded status at end of year $ (192) $ (219)  
Amounts recognized in consolidated balance sheets      
Accrued compensation, benefits and retirement costs (19) (20)  
Liability, Other Postretirement Defined Benefit Plan, Noncurrent (173) (199)  
Net amount recognized (192) (219)  
Amounts recognized in accumulated other comprehensive loss consist of:      
Net actuarial loss (gain) (18) (10)  
Prior service cost (credit) (4) (4)  
Net amount recognized (22) (14)  
UNITED KINGDOM      
Change in benefit obligation      
Benefit obligation at the beginning of the year 2,050 1,851  
Service cost 33 29 26
Interest cost 30 36 43
Actuarial (gain) loss (136) 136  
Benefits paid directly by employer or from fund (63) (72)  
Exchange rate changes (27) 70  
Benefit obligation at the end of the year 1,887 2,050 1,851
Change in plan assets      
Fair value of plan assets at the beginning of the year 2,337 2,010  
Actual return on plan assets 118 268  
Employer contributions 30 48  
Benefits paid from Fund (63) (72)  
Exchange rate changes (32) 83  
Fair value of plan assets at the end of the year 2,390 2,337 2,010
Funded status      
Funded status at end of year 503 287  
Amounts recognized in consolidated balance sheets      
Pension assets 503 287  
Accrued compensation, benefits and retirement costs 0 0  
Liability, Defined Benefit Pension Plan, Noncurrent 0 0  
Net amount recognized 503 287  
Amounts recognized in accumulated other comprehensive loss consist of:      
Net actuarial loss (gain) 61 250  
Prior service cost (credit) 11 19  
Net amount recognized 72 269  
UNITED STATES      
Change in benefit obligation      
Benefit obligation at the beginning of the year 3,122 2,916  
Service cost 139 133 116
Interest cost 79 95 108
Actuarial (gain) loss (132) 224  
Benefits paid directly by employer or from fund (178) (224)  
Benefit obligation at the end of the year 3,012 3,122 2,916
Change in plan assets      
Fair value of plan assets at the beginning of the year 3,429 3,357  
Actual return on plan assets 267 274  
Employer contributions 30 22  
Benefits paid from Fund (178) (224)  
Exchange rate changes 0 0  
Fair value of plan assets at the end of the year 3,548 3,429 $ 3,357
Funded status      
Funded status at end of year 536 307  
Amounts recognized in consolidated balance sheets      
Pension assets 985 755  
Accrued compensation, benefits and retirement costs (18) (17)  
Liability, Defined Benefit Pension Plan, Noncurrent (431) (431)  
Net amount recognized 536 307  
Amounts recognized in accumulated other comprehensive loss consist of:      
Net actuarial loss (gain) 467 714  
Prior service cost (credit) 6 6  
Net amount recognized 473 720  
UNITED STATES | Nonqualified Plan      
Change in benefit obligation      
Benefits paid directly by employer or from fund $ (18) $ (22)