The following table summarizes the carrying value of our outstanding debt (in millions, except percentages):



	Coupon	As of			Effective		As of			Effective
	Rate	September 30, 2017			Interest Rate		December 31, 2016			Interest Rate
Long-Term Debt
Floating Rate Notes:
Senior notes due 2017	LIBOR plus 0.20%	$	—				$	450		1.223	%
Senior notes due 2019	LIBOR plus 0.48%	400			1.886	%	400			1.460	%
Senior notes due 2023	LIBOR plus 0.87%	400			2.285	%

Fixed Rate Notes:
Senior notes due 2017	1.350%	—					1,000			1.456	%
Senior notes due 2018	2.500%	750			2.775	%	750			2.775	%
Senior notes due 2019	2.200%	1,150			2.346	%	1,150			2.346	%
Senior notes due 2020	3.250%	500			3.389	%	500			3.389	%
Senior notes due 2020	2.150%	500			2.344	%
Senior notes due 2021	2.875%	750			2.993	%	750			2.993	%
Senior notes due 2022	3.800%	750			3.989	%	750			3.989	%
Senior notes due 2022	2.600%	1,000			2.678	%	1,000			2.678	%
Senior notes due 2023	2.750%	750			2.866	%
Senior notes due 2024	3.450%	750			3.531	%	750			3.531	%
Senior notes due 2027	3.600%	850			3.689	%
Senior notes due 2042	4.000%	750			4.114	%	750			4.114	%
Senior notes due 2056	6.000%	750			6.547	%	750			6.547	%
Total senior notes		10,050					9,000
Hedge accounting fair value adjustments		19					23
Unamortized discount and debt issuance costs		(70		)			(64		)
Less: Current portion of long-term debt		(750		)			(1,450		)
Total long-term debt		9,249					7,509

Short-Term Debt
Current portion of long-term debt		750					1,450
Unamortized discount and debt issuance costs		(1		)			(1		)
Other indebtedness		—					2
Total short-term debt		749					1,451
Total Debt		$	9,998				$	8,960