Property and Equipment (Tables)

9 Months Ended

Sep. 30, 2015

Property Plant And Equipment [Abstract]

Property and Equipment

Property and equipment consists of the following (in millions):

	September 30, 2015			December 31, 2014
Land and land improvements	$	2,033		$	1,990
Buildings and leasehold improvements		13,631			13,336
Furniture and equipment		2,301			2,217
Construction in progress		224			209
		18,189			17,752
Less accumulated depreciation and amortization		(7,506	)		(7,177	)
	$	10,683		$	10,575