Acquired Intangible Assets, Net

12 Months Ended

Dec. 31, 2015

Acquired Intangible Assets, Net [Abstract]

Acquired Intangible Assets, Net

11. ACQUIRED INTANGIBLE ASSETS, NET

The gross carrying amount, accumulated amortization and net carrying amount of the acquired intangible assets are as follows:

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

Amortization expenses for the years ended December 31, 2013, 2014 and 2015 were $4,176, $10,625 and $19,653 respectively. Amortization expenses for the years ending December 31, 2016, 2017, 2018, 2019 and 2020 and after are expected to be $9,174, $8,688, $7,820, $5,594 and $8,296 respectively.

The Group performed impairment analysis and recognized an impairment loss of $107, $nil and $1,602 for the year ended December 31, 2013, 2014 and 2015, respectively for intangible assets with determinable useful lives.

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

On December 31 of each year, the Group evaluated the remaining useful lives of the intangible assets with indefinite lives to determine whether events and circumstances continue to support an indefinite useful life. Based on impairment assessment, the Group recognized an impairment loss of $841, $nil and $2,926 for the years ended December 31, 2013, 2014 and 2015, respectively.