Annual report [Section 13 and 15(d), not S-K Item 405]

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

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Note 19 - Employee Benefit Plans - Change in Benefit Obligation and Plan Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Pension Plan [Member]      
Balance at beginning of period $ 2,196    
Balance at end of period 2,355 $ 2,196  
Funded status:      
Defined Benefit Plan, Plan Assets, Amount 2,355 2,196  
UNITED STATES | Pension Plan [Member]      
Balance at beginning of period 727 728  
Actual return on plan assets 84 61  
Foreign currency exchange rate changes 0 0  
Participant contributions 0 0  
Settlements/transfers/divestitures 0 0  
Company contributions 8 5  
Benefits paid (71) (67)  
Balance at end of period 748 727 $ 728
Benefit obligation at beginning of year 760 784  
Service cost 10 10 11
Interest cost(1) [1] 42 41 43
Plan amendments 0 0  
Foreign currency exchange rate changes 0 0  
Settlements/curtailments/divestitures/special termination benefits 0 0  
Actuarial loss (gain) 17 (8)  
Benefits paid (71) (67)  
Benefit obligation at end of year 758 760 784
Funded status:      
Defined Benefit Plan, Plan Assets, Amount 748 727 728
Benefit obligation (758) (760) (784)
(Under) over funded status (10) (33)  
Amounts recognized in balance sheet:      
Noncurrent asset 48 23  
Current liability (8) (8)  
Noncurrent liability (50) (48)  
Net (liability) asset (10) (33)  
UNITED STATES | Other Postretirement Benefits Plan [Member]      
Balance at beginning of period 0 0  
Actual return on plan assets 0 0  
Foreign currency exchange rate changes 0 0  
Participant contributions 1 1  
Settlements/transfers/divestitures 0 0  
Company contributions 5 6  
Benefits paid (6) (7)  
Balance at end of period 0 0 0
Benefit obligation at beginning of year 44 40  
Service cost 1 1 1
Interest cost(1) [1] 2 2 3
Plan amendments 1 0  
Foreign currency exchange rate changes 0 0  
Settlements/curtailments/divestitures/special termination benefits 0 0  
Actuarial loss (gain) (1) 7  
Benefits paid (6) (7)  
Benefit obligation at end of year 42 44 40
Funded status:      
Defined Benefit Plan, Plan Assets, Amount 0 0 0
Benefit obligation (42) (44) (40)
(Under) over funded status (42) (44)  
Amounts recognized in balance sheet:      
Noncurrent asset 0 0  
Current liability (5) (5)  
Noncurrent liability (37) (39)  
Net (liability) asset (42) (44)  
Foreign Plan [Member] | Pension Plan [Member]      
Balance at beginning of period 1,469 1,542  
Actual return on plan assets 18 52  
Foreign currency exchange rate changes 170 (69)  
Participant contributions 5 5  
Settlements/transfers/divestitures (13) (29)  
Company contributions 20 24  
Benefits paid (62) (56)  
Balance at end of period 1,607 1,469 1,542
Benefit obligation at beginning of year 1,390 1,563  
Service cost 16 17 15
Interest cost(1) [1] 48 47 50
Plan amendments 0 0  
Foreign currency exchange rate changes 157 (68)  
Settlements/curtailments/divestitures/special termination benefits (13) (26)  
Actuarial loss (gain) (96) (92)  
Benefits paid (62) (56)  
Benefit obligation at end of year 1,445 1,390 1,563
Funded status:      
Defined Benefit Plan, Plan Assets, Amount 1,607 1,469 1,542
Benefit obligation (1,445) (1,390) (1,563)
(Under) over funded status 162 79  
Amounts recognized in balance sheet:      
Noncurrent asset 275 202  
Current liability (4) (4)  
Noncurrent liability (109) (119)  
Net (liability) asset 162 79  
Foreign Plan [Member] | Other Postretirement Benefits Plan [Member]      
Balance at beginning of period 0 0  
Actual return on plan assets 0 0  
Foreign currency exchange rate changes 0 0  
Participant contributions 0 0  
Settlements/transfers/divestitures 0 0  
Company contributions 0 0  
Benefits paid 0 0  
Balance at end of period 0 0 0
Benefit obligation at beginning of year 0 0  
Service cost 0 0 0
Interest cost(1) [1] 0 0 0
Plan amendments 0 0  
Foreign currency exchange rate changes 0 0  
Settlements/curtailments/divestitures/special termination benefits 0 0  
Actuarial loss (gain) 0 0  
Benefits paid 0 0  
Benefit obligation at end of year 0 0 0
Funded status:      
Defined Benefit Plan, Plan Assets, Amount 0 0 0
Benefit obligation 0 0 $ 0
(Under) over funded status 0 0  
Amounts recognized in balance sheet:      
Noncurrent asset 0 0  
Current liability 0 0  
Noncurrent liability 0 0  
Net (liability) asset $ 0 $ 0  
[1] Amounts are presented in other income, net.