Debt (Tables)

12 Months Ended

Dec. 31, 2019

Summary of Short-term and Long-term Debt Outstanding

A summary of long-term debt outstanding is as follows:



(in millions)	December 31,
	2019		2018
3.3% Senior Notes, due 2020 ¹	$	—	$	698
4.0% Senior Notes, due 2025 ²	694		693
4.4% Senior Notes, due 2026 ³	893		892
2.95% Senior Notes, due 2027 ⁴	493		493
2.5% Senior Notes, due 2029 ⁵	495		—
6.55% Senior Notes, due 2037 ⁶	294		396
4.5% Senior Notes, due 2048 ⁷	490		490
3.25% Senior Notes, due 2049 ⁸	589		—
Long-term debt	$	3,948	$	3,662


¹	We made a $700 million early repayment of our 3.3% senior note in the fourth quarter of 2019.


²	Interest payments are due semiannually on June 15 and December 15, and as of December 31, 2019, the unamortized debt discount and issuance costs total $6 million.


³	Interest payments are due semiannually on February 15 and August 15, and as of December 31, 2019, the unamortized debt discount and issuance costs total $7 million.


⁴	Interest payments are due semiannually on January 22 and July 22, and as of December 31, 2019, the unamortized debt discount and issuance costs total $7 million.


⁵	Interest payments are due semiannually on June 1 and December 1, beginning on June 1, 2020, and as of December 31, 2019, the unamortized debt discount and issuance costs total $5 million.


⁶	We made a $103 million early repayment of a portion of our 6.55% senior note in November of 2019. Interest payments are due semiannually on May 15 and November 15, and as of December 31, 2019, the unamortized debt discount and issuance costs total $3 million.


⁷	Interest payments are due semiannually on May 15 and November 15, and as of December 31, 2019, the unamortized debt discount and issuance costs total $10 million.

⁸

Interest payments are due semiannually on June 1 and December 1, beginning on June 1, 2020, and as of December 31, 2019, the unamortized debt discount and issuance costs total $11 million.