Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of Goodwill

The changes in the carrying value of Goodwill for the six months ended June 30, 2014 were as follows:

	Goodwill		Accumulated Impairment Losses			Total
Balance as of December 31, 2013	$	68,906	$	(49,977	)	$	18,929
Foreign currency fluctuations	1,679		(1,313		)	366
Balance as of June 30, 2014	$	70,585	$	(51,290	)	$	19,295

Acquired Intangible Assets excluding Goodwill

The balances of acquired Intangible Assets, excluding Goodwill, as of June 30, 2014 and December 31, 2013 were as follows:

	Customer Lists			Trade Name			Technology			Total
Balance as of June 30, 2014
Original cost	$	24,451		$	4,807		$	7,323		$	36,581
Accumulated amortization	(12,783		)	(2,138		)	(3,524		)	(18,445		)
Carrying value	$	11,668		$	2,669		$	3,799		$	18,136
Weighted-average original life (in years)	15			14			13
Balance as of December 31, 2013
Original cost	$	23,763		$	4,836		$	7,347		$	35,946
Accumulated amortization	(11,609		)	(1,976		)	(3,333		)	(16,918		)
Carrying value	$	12,154		$	2,860		$	4,014		$	19,028
Weighted-average original life (in years)	15			14			13

Estimated aggregate amortization expense of Intangible Assets

Estimated aggregate amortization expense based on the current carrying value of amortizable Intangible Assets for each of the five succeeding years and thereafter is as follows:

Remaining 2014	$	1,220
2015	2,231
2016	1,897
2017	1,794
2018	1,787
Thereafter	9,207
Total	$	18,136