XML 53 R34.htm IDEA: XBRL DOCUMENT v3.20.4
Debt and Credit Agreements (Tables)
12 Months Ended
Dec. 31, 2020
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments Debt at December 2020 and December 2019 is shown in the table below. For information regarding the fair value of debt, see Note 13, Fair Value Measurements.
Maturity at
December
Average
Interest
Rates at
December
DecemberDecember
(Dollars in Millions)2020202020202019
Notes2021-20684.0%$16,542 $16,056 
Equipment Obligations(a)
2021-20236.3%160 178 
Finance Leases2020-202614.5%3 
Subtotal Long-term Debt (including current portion) $16,705 $16,238 
Less Debt Due within One Year  (401)(245)
Long-term Debt (excluding current portion)  $16,304 $15,993 
(a) Equipment obligations are secured by an interest in certain railroad equipment.
Schedule of Long-term Debt Maturities
Long-term Debt Maturities (Net of Discounts, Premiums and Issuance Costs)
(Dollars in Millions)Maturities at
Fiscal Years EndingDecember 2020
2021$401 
2022162 
2023139 
2024551 
2025601 
Thereafter14,851 
Total Long-term Debt Maturities, including current portion$16,705