PROPERTY AND EQUIPMENT, NET (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment, Net

	As of December 31,
	2014			2015
Digital display network equipment	$	49,427		$	26,049
Gas station display network equipment		23,261			33,412
Software		10,367			9,959
Computer and office equipment		2,717			3,140
Vehicle		985			774
Leasehold improvement		209			218
Furniture and fixture		687			1,092
Less: accumulated depreciation		(52,272	)		(26,305	)
	$	35,381		$	48,339