Debt, Credit Facilities, and Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Debt, Credit Facilities, and Commitments and Contingencies

Summary of long term debt

as of December 31 (in millions)		Effective interest rate in 2015(a)			2015			Effective interest rate in 2014(a)			2014
Senior notes issued in 2012:
Floating rate notes due 2015			1.13	%	$	—			1.09	%	$	500
1.2% notes due 2015			1.29	%		—			1.31	%		3,500
1.75% notes due 2017			1.86	%		4,000			1.86	%		4,000
2.0% notes due 2018			2.15	%		1,000			2.15	%		1,000
2.9% notes due 2022			2.97	%		3,100			2.97	%		3,100
4.4% notes due 2042			4.46	%		2,600			4.46	%		2,600
Senior notes issued in 2015:
1.8% notes due 2018			1.92	%		3,000			—			—
2.5% notes due 2020			2.65	%		3,750			—			—
3.2% notes due 2022			3.28	%		1,000			—			—
3.6% notes due 2025			3.66	%		3,750			—			—
4.5% notes due 2035			4.58	%		2,500			—			—
4.7% notes due 2045			4.73	%		2,700			—			—
Term loan facilities:
Floating rate notes due 2016			1.23	%		2,000			—			—
Floating rate notes due 2018			1.38	%		2,000			—			—
Other			—			139			—			115
Fair value hedges			—			(72	)		—			(180	)
Unamortized bond discounts			—			(85	)		—			(49	)
Unamortized deferred financing costs			—			(117	)		—			(34	)
Total long-term debt and lease obligations						31,265						14,552
Current portion						2,025						4,014
Noncurrent portion					$	29,240					$	10,538
(a)	Excludes the effect of any related interest rate swaps.

Summary of future minimum lease payments under non-cancelable operating leases, debt maturities and future minimum lease payments for capital lease obligations

as of and for the years ended December 31 (in millions)	Operating leases		Debt maturities and capital leases
2016	$	119	$	2,025
2017		111		4,024
2018		97		6,025
2019		86		18
2020		78		3,760
Thereafter		519		15,687
Total obligations and commitments		1,010		31,539
Fair value hedges and unamortized bond discounts and deferred financing costs		—		(274	)
Total debt and lease obligations	$	1,010	$	31,265