Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2015

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, 2015 were as follows:

	Goodwill			Accumulated Impairment Losses			Total
Balance as of December 31, 2014	$	64,858		$	(46,503	)	$	18,355
Foreign currency fluctuations	(920		)	235			(685		)
Balance as of June 30, 2015	$	63,938		$	(46,268	)	$	17,670

Acquired Intangible Assets excluding Goodwill

The balances of acquired Intangible Assets, excluding Goodwill, as of June 30, 2015 and December 31, 2014, were as follows:

	Customer Lists			Trade Name			Technology			Total
Balance as of June 30, 2015
Original cost	$	21,322		$	3,960		$	6,669		$	31,951
Accumulated amortization	(12,209		)	(2,048		)	(3,402		)	(17,659		)
Carrying value	$	9,113		$	1,912		$	3,267		$	14,292
Weighted-average original life (in years)	15			14			13
Balance as of December 31, 2014
Original cost	$	21,946		$	4,300		$	6,915		$	33,161
Accumulated amortization	(12,099		)	(2,068		)	(3,406		)	(17,573		)
Carrying value	$	9,847		$	2,232		$	3,509		$	15,588
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 2015	$	923
2016	1,705
2017	1,608
2018	1,602
2019	1,490
Thereafter	6,964
Total	$	14,292