Leases (Tables)

9 Months Ended

Sep. 30, 2019

Leases [Abstract]

Summary of remaining operating lease payments

A summary of our remaining operating lease payments as of September 30, 2019 and December 31, 2018 follows (in millions).

	2019		2020		2021		2022		2023		Thereafter		Total lease payments		Amount representing interest			Lease liabilities
September 30, 2019	$	296	$	1,363	$	1,140	$	915	$	732	$	2,423	$	6,869	$	(1,017	)	$	5,852
December 31, 2018		1,310		1,268		1,048		820		658		2,079		7,183

Components of operating lease costs

Components of operating lease costs for the third quarter and first nine months of 2019 by type were as follows (in millions).

	Operating lease cost		Short-term lease cost		Variable lease cost		Sublease income			Total lease cost
Third quarter	$	355	$	39	$	63	$	(6	)	$	451
First nine months		1,083		118		202		(18	)		1,385