Property and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2016

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment, Net

Property and equipment, net consisted of:

	As of December 31,
	2016			2015
Land	$	47		$	50
Buildings and leasehold improvements	597			567
Capitalized software	524			460
Furniture, fixtures and equipment	354			332
Projects in process	99			89
Buses and support vehicles	91			93
	1,712			1,591
Less: Accumulated depreciation and amortization	(1,027		)	(910		)
Property and equipment, net	$	685		$	681