v3.22.0.1
Debt (Tables)
12 Months Ended
Dec. 31, 2021
Debt [Abstract]  
Schedule of Debt
Long-term debt at December 31 was:
Millions of Dollars
2021
2020
9.125
% Debentures due 2021
$
-
123
2.4
% Notes due 2022
329
329
7.65
% Debentures due 2023
78
78
3.35
% Notes due 2024
426
426
8.2
% Debentures due 2025
134
134
3.35
% Notes due 2025
199
199
6.875
% Debentures due 2026
67
67
4.95
% Notes due 2026
1,250
1,250
7.8
% Debentures due 2027
203
203
3.75
% Notes due 2027
981
-
3.75
% Notes due 2027
19
-
4.3
% Notes due 2028
973
-
4.3
% Notes due 2028
27
-
7.375
% Debentures due 2029
92
92
7
% Debentures due 2029
200
200
6.95
% Notes due 2029
1,549
1,549
8.125
% Notes due 2030
390
390
2.4
% Notes due 2031
489
-
2.4
% Notes due 2031
11
-
7.2
% Notes due 2031
575
575
7.25
% Notes due 2031
500
500
7.4
% Notes due 2031
500
500
5.9
% Notes due 2032
505
505
4.15
% Notes due 2034
246
246
5.95
% Notes due 2036
500
500
5.951
% Notes due 2037
645
645
5.9
% Notes due 2038
600
600
6.5
% Notes due 2039
2,750
2,750
4.3
% Notes due 2044
750
750
5.95
% Notes due 2046
500
500
7.9
% Debentures due 2047
60
60
4.875
% Notes due 2047
800
-
4.85
% Notes due 2048
590
-
4.85
% Notes due 2048
10
-
Floating rate notes due 2022 at
1.02
% –
1.12
% during 2021 and
 
1.12
% –
2.81
% during 2020
500
500
Marine Terminal
 
Revenue Refunding Bonds due 2031 at
0.04
% –
0.15
% during
 
2021 and
0.1
% –
7.5
% during 2020
265
265
Industrial Development Bonds due 2035 at
0.04
% –
0.12
% during 2021 and
 
0.11
% –
7.5
% during 2020
18
18
Commercial Paper at
0.05
% –
0.22
% during 2021
-
300
Other
35
38
Debt at face value
17,766
14,292
Finance leases
1,261
891
Net unamortized premiums, discounts and debt
 
issuance costs
907
186
Total
 
debt
19,934
15,369
Short-term debt
(1,200)
(619)
Long-term debt
$
18,734
14,750