Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2013

Intangible Assets

Intangible assets consisted of the following as of December 31, 2013 and 2012, with gross and net amounts of foreign currency-denominated intangible assets reflected at December 31, 2013 and 2012 exchange rates, respectively:

	December 31, 2013
	Gross Amount		Accumulated Amortization			Carrying Value
Customer relationships	$	11,100	$	(6,155	)	$	4,945
Acquired developed technology		4,338		(1,724	)		2,614
Trademarks		400		(359	)		41
Patent		248		(83	)		165
Total	$	16,086	$	(8,321	)	$	7,765

	December 31, 2012
	Gross Amount		Accumulated Amortization			Carrying Value
Customer relationships	$	11,100	$	(4,554	)	$	6,546
Acquired developed technology		1,300		(1,104	)		196
Trademarks		400		(300	)		100
Patent		237		(66	)		171
Total	$	13,037	$	(6,024	)	$	7,013

Estimated Future Amortization Expense of Intangible Assets

The estimated future amortization expense of intangible assets as of December 31, 2013 is as follows:

Years Ending December 31,
2014	$	2,370
2015		2,103
2016		1,462
2017		706
2018		574
Thereafter		550
Total	$	7,765