Acquired Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2015

Acquired Intangible Assets, Net [Abstract]

Schedule of Definite-lived Intangible Assets

	December 31,
	2014			2015
Definite-lived
Domain names	$	5,140		$	6,631
Technology		28,043			26,443
Non-compete agreement		13,026			12,133
Customer relationship		5,110			7,842
Distributor relationship		6,930			6,638
Others		8,926			10,712
Total acquired definite-lived intangible assets		67,175			70,399
Less: Accumulated amortization
Domain names		(1,252	)		(1,864	)
Technology		(7,627	)		(11,116	)
Non-compete agreement		(4,426	)		(6,783	)
Customer relationship		(1,552	)		(2,722	)
Distributor relationship		(347	)		(1,660	)
Others		(3,225	)		(4,598	)
Less: Impairment loss
Domain names		(413	)		(396	)
Technology		(859	)		(1,363	)
Customer relationship		-			(814	)
Others		(70	)		(67	)
Acquired definite-lived intangible assets, net	$	47,404		$	39,016

Schedule of Indefinite-lived Intangible Assets

	December 31,
	2014			2015
Indefinite-lived
Domain names	$	2,937		$	16,115
Trademarks and others		2,253			2,398
Total acquired indefinite-lived intangible assets		5,190			18,513
Less: Accumulated impairment loss
Domain names		(282	)		(3,080	)
Trademarks and others		(1,023	)		(1,085	)
Accumulated impairment loss		(1,305	)		(4,165	)
Acquired indefinite-lived intangible assets, net	$	3,885		$	14,348