Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2019

Long-term Debt, Unclassified [Abstract]

Long-term debt

Long-term debt outstanding as of December 31, was comprised of the following: 

(Millions of dollars)
	2019				2018
	Balance			Avg. Rate	Balance			Avg. Rate
Medium-term notes	$	22,739		2.6%	$	22,226		2.6%
Unamortized discount and debt issuance costs	(47		)		(57		)
Medium-term notes, net	22,692				22,169
Bank borrowings	642			6.6%	646			5.8%
Total	$	23,334			$	22,815

Aggregate amounts of maturities of long-term debt

Long-term debt outstanding as of December 31, 2019, matures as follows: 

(Millions of dollars)
2020	$	6,194
2021	7,732
2022	4,744
2023	2,167
2024	2,157
Thereafter	340
Total	$	23,334