Property and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment, Net

Property and equipment, net consisted of:

	As of December 31,
	2015			2014
Land	$	50		$	51
Buildings and leasehold improvements	567			565
Capitalized software	460			485
Furniture, fixtures and equipment	332			392
Projects in process	89			82
Buses and support vehicles	93			78
	1,591			1,653
Less: Accumulated depreciation and amortization	(910		)	(1,015		)
Property and equipment, net	$	681		$	638