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Annual report pursuant to Section 13 and 15(d)

Note 19 - Employee Benefit Plans - Change in Benefit Obligation and Plan Assets (Details)

v3.20.4
Note 19 - Employee Benefit Plans - Change in Benefit Obligation and Plan Assets (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2020
Dec. 31, 2019
Pension Plan [Member] Ìý Ìý Ìý Ìý Ìý
Balance at beginning of period $ 2,800 Ìý Ìý Ìý Ìý
Balance at end of period 3,100 $ 2,800 Ìý Ìý Ìý
Funded status Ìý Ìý Ìý Ìý Ìý
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 2,800 2,800 Ìý $ 3,100 $ 2,800
UNITED STATES | Pension Plan [Member] Ìý Ìý Ìý Ìý Ìý
Benefit obligation at beginning of year 1,024 956 Ìý Ìý Ìý
Service cost 21 20 $ 23 Ìý Ìý
Interest cost 37 41 39 Ìý Ìý
Participant contributions 0 0 Ìý Ìý Ìý
Plan amendments 0 0 Ìý Ìý Ìý
Foreign currency exchange rate changes 0 0 Ìý Ìý Ìý
Settlements/curtailments/divestitures (2) 20 Ìý Ìý Ìý
Actuarial (gain) loss 87 65 Ìý Ìý Ìý
Benefits paid (76) (78) Ìý Ìý Ìý
Benefit obligation at end of year 1,091 1,024 956 Ìý Ìý
Balance at beginning of period 790 697 Ìý Ìý Ìý
Actual return on plan assets 99 107 Ìý Ìý Ìý
Foreign currency exchange rate changes 0 0 Ìý Ìý Ìý
Settlement/transfers/divestitures (1) 19 Ìý Ìý Ìý
Company contributions 54 45 Ìý Ìý Ìý
Benefits paid (76) (78) Ìý Ìý Ìý
Balance at end of period 866 790 697 Ìý Ìý
Funded status Ìý Ìý Ìý Ìý Ìý
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 866 697 697 866 790
Benefit obligation 1,091 956 956 1,091 1,024
Accrued benefit cost Ìý Ìý Ìý (225) (234)
Amounts recognized in balance sheet: Ìý Ìý Ìý Ìý Ìý
Noncurrent asset Ìý Ìý Ìý 0 0
Current liability Ìý Ìý Ìý (5) (5)
Noncurrent liability Ìý Ìý Ìý (220) (229)
Total Ìý Ìý Ìý (225) (234)
UNITED STATES | Other Postretirement Benefits Plan [Member] Ìý Ìý Ìý Ìý Ìý
Benefit obligation at beginning of year 60 59 Ìý Ìý Ìý
Service cost 1 1 2 Ìý Ìý
Interest cost 2 3 2 Ìý Ìý
Participant contributions 2 2 Ìý Ìý Ìý
Plan amendments 0 0 Ìý Ìý Ìý
Foreign currency exchange rate changes 0 0 Ìý Ìý Ìý
Settlements/curtailments/divestitures 0 1 Ìý Ìý Ìý
Actuarial (gain) loss 9 0 Ìý Ìý Ìý
Benefits paid (9) (6) Ìý Ìý Ìý
Benefit obligation at end of year 65 60 59 Ìý Ìý
Balance at beginning of period 0 0 Ìý Ìý Ìý
Actual return on plan assets 0 0 Ìý Ìý Ìý
Foreign currency exchange rate changes 0 0 Ìý Ìý Ìý
Settlement/transfers/divestitures 0 0 Ìý Ìý Ìý
Company contributions 7 4 Ìý Ìý Ìý
Benefits paid (9) (6) Ìý Ìý Ìý
Balance at end of period 0 0 0 Ìý Ìý
Funded status Ìý Ìý Ìý Ìý Ìý
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 0 0 0 0 0
Benefit obligation 65 59 59 65 60
Accrued benefit cost Ìý Ìý Ìý (65) (60)
Amounts recognized in balance sheet: Ìý Ìý Ìý Ìý Ìý
Noncurrent asset Ìý Ìý Ìý 0 0
Current liability Ìý Ìý Ìý (6) (5)
Noncurrent liability Ìý Ìý Ìý (59) (55)
Total Ìý Ìý Ìý (65) (60)
Foreign Plan [Member] | Pension Plan [Member] Ìý Ìý Ìý Ìý Ìý
Benefit obligation at beginning of year 2,377 2,157 Ìý Ìý Ìý
Service cost 31 30 32 Ìý Ìý
Interest cost 25 37 37 Ìý Ìý
Participant contributions 6 6 Ìý Ìý Ìý
Plan amendments 0 (9) Ìý Ìý Ìý
Foreign currency exchange rate changes 200 7 Ìý Ìý Ìý
Settlements/curtailments/divestitures (10) (2) Ìý Ìý Ìý
Actuarial (gain) loss 116 224 Ìý Ìý Ìý
Benefits paid (74) (73) Ìý Ìý Ìý
Benefit obligation at end of year 2,671 2,377 2,157 Ìý Ìý
Balance at beginning of period 1,960 1,751 Ìý Ìý Ìý
Actual return on plan assets 143 224 Ìý Ìý Ìý
Foreign currency exchange rate changes 161 11 Ìý Ìý Ìý
Settlement/transfers/divestitures (11) (2) Ìý Ìý Ìý
Company contributions 40 43 Ìý Ìý Ìý
Benefits paid (74) (73) Ìý Ìý Ìý
Balance at end of period 2,225 1,960 1,751 Ìý Ìý
Funded status Ìý Ìý Ìý Ìý Ìý
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 2,225 1,751 1,751 2,225 1,960
Benefit obligation 2,671 2,157 2,157 2,671 2,377
Accrued benefit cost Ìý Ìý Ìý (446) (417)
Amounts recognized in balance sheet: Ìý Ìý Ìý Ìý Ìý
Noncurrent asset Ìý Ìý Ìý 20 10
Current liability Ìý Ìý Ìý (6) (6)
Noncurrent liability Ìý Ìý Ìý (460) (421)
Total Ìý Ìý Ìý (446) (417)
Foreign Plan [Member] | Other Postretirement Benefits Plan [Member] Ìý Ìý Ìý Ìý Ìý
Benefit obligation at beginning of year 0 0 Ìý Ìý Ìý
Service cost 0 0 0 Ìý Ìý
Interest cost 0 0 0 Ìý Ìý
Participant contributions 0 0 Ìý Ìý Ìý
Plan amendments 0 0 Ìý Ìý Ìý
Foreign currency exchange rate changes 0 0 Ìý Ìý Ìý
Settlements/curtailments/divestitures 0 0 Ìý Ìý Ìý
Actuarial (gain) loss 0 0 Ìý Ìý Ìý
Benefits paid 0 0 Ìý Ìý Ìý
Benefit obligation at end of year 0 0 0 Ìý Ìý
Balance at beginning of period 0 0 Ìý Ìý Ìý
Actual return on plan assets 0 0 Ìý Ìý Ìý
Foreign currency exchange rate changes 0 0 Ìý Ìý Ìý
Settlement/transfers/divestitures 0 0 Ìý Ìý Ìý
Company contributions 0 0 Ìý Ìý Ìý
Benefits paid 0 0 Ìý Ìý Ìý
Balance at end of period 0 0 0 Ìý Ìý
Funded status Ìý Ìý Ìý Ìý Ìý
Defined Benefit Plan, Plan Assets, Amount, Ending Balance 0 0 0 0 0
Benefit obligation $ 0 $ 0 $ 0 0 0
Accrued benefit cost Ìý Ìý Ìý 0 0
Amounts recognized in balance sheet: Ìý Ìý Ìý Ìý Ìý
Noncurrent asset Ìý Ìý Ìý 0 0
Current liability Ìý Ìý Ìý 0 0
Noncurrent liability Ìý Ìý Ìý 0 0
Total Ìý Ìý Ìý $ 0 $ 0