Annual report pursuant to Section 13 and 15(d)

Note 19 - Employee Benefit Plans - Projected Benefit Obligations in Excess of Plan Assets (Details)

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Note 19 - Employee Benefit Plans - Projected Benefit Obligations in Excess of Plan Assets (Details) - Pension Plan [Member] - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
UNITED STATES    
Projected benefit obligation in excess of plan assets    
Projected benefit obligation $ 1,091 $ 1,024
Fair value of plan assets 866 790
Foreign Plan [Member]    
Projected benefit obligation in excess of plan assets    
Projected benefit obligation 2,017 2,203
Fair value of plan assets $ 1,551 $ 1,777