Debt (Tables)

6 Months Ended

Jun. 30, 2020

Debt Disclosure [Abstract]

Schedule of Debt

Our debt consists of the following:

	At			At
	June 30, 2020			December 31, 2019
Commercial paper		$	—		$	699
4.30% Senior Notes due 2021		—			300
4.50% Senior Notes due 2021		—			499
3.875% Senior Notes due 2021		339			597
2.250% Senior Notes due 2022		35			49
3.375% Senior Notes due 2022		415			698
3.125% Senior Notes due 2022		117			194
2.50% Senior Notes due 2023		196			398
3.25% Senior Notes due 2023		141			181
2.90% Senior Notes due 2023		242			396
4.25% Senior Notes due 2023		836			1,242
7.875% Debentures due 2023		139			187
7.125% Senior Notes due 2023		35			46
3.875% Senior Notes due 2024		490			489
3.70% Senior Notes due 2024		598			598
3.50% Senior Notes due 2025		593			592
4.75% Senior Notes due 2025		1,238			—
4.00% Senior Notes due 2026		790			789
3.45% Senior Notes due 2026		123			123
2.90% Senior Notes due 2027		689			688
3.375% Senior Notes due 2028		494			494
3.70% Senior Notes due 2028		491			491
4.20% Senior Notes due 2029		493			493
7.875% Senior Debentures due 2030		831			831
4.95% Senior Notes due 2031		1,218			—
4.20% Senior Notes due 2032		968			—
5.50% Senior Debentures due 2033		426			426
4.85% Senior Debentures due 2034		87			87
6.875% Senior Debentures due 2036		1,069			1,068
6.75% Senior Debentures due 2037		75			75
5.90% Senior Notes due 2040		298			297
4.50% Senior Debentures due 2042		45			45
4.85% Senior Notes due 2042		487			486
4.375% Senior Debentures due 2043		1,112			1,109
4.875% Senior Debentures due 2043		18			18
5.850% Senior Debentures due 2043		1,231			1,231
5.25% Senior Debentures due 2044		345			345
4.90% Senior Notes due 2044		539			539
4.60% Senior Notes due 2045		589			589
4.95% Senior Notes due 2050		941			—
5.875% Junior Subordinated Debentures due 2057		514			643
6.25% Junior Subordinated Debentures due 2057		643			643
Other bank borrowings		101			—
Obligations under finance leases		37			44
Total debt (a)		20,068			18,719
Less commercial paper and other short-term borrowings		6			699
Less current portion of long-term debt		358			18
Total long-term debt, net of current portion		$	19,704		$	18,002

(a) At June 30, 2020 and December 31, 2019, the long-term debt balances included (i) a net unamortized discount of $503 million and $412 million, respectively, (ii) unamortized deferred financing costs of $112 million and $92 million, respectively, and (iii) a decrease in the carrying value of the debt relating to previously settled fair value hedges of $5 million and $6 million, respectively. The face value of our total debt was $20.69 billion and $19.23 billion at June 30, 2020 and December 31, 2019, respectively.