Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Rent Expense on Operating Leases

Rent expense was as follows (table in millions):

	2015			2014			2013
Rent expense	$	451		$	361		$	328
Sublease proceeds	(4		)	(2		)	(2		)
Net rent expense	$	447		$	359		$	326

Future Operating Lease Commitments

Our future operating lease commitments as of December 31, 2015 are as follows (table in millions):

2016	$	338
2017	287
2018	223
2019	172
2020	136
Thereafter	852
Total minimum lease payments	$	2,008