Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

The changes in the carrying value of goodwill are as follows (in thousands):

Balance at December 31, 2017	$	279,131
Foreign currency exchange rate changes		(1,410	)
Impairment		(600	)
Balance at June 30, 2018	$	277,121

Intangible Assets

Intangible assets as of June 30, 2018 and December 31, 2017 were as follows (dollar amounts in thousands):

			June 30, 2018							December 31, 2017
	Weighted- Average Amortization Period (Years)		Gross Carrying Amount		Accumulated Amortization			Net Balance		Gross Carrying Amount		Accumulated Amortization			Net Balance
Customer relationships		10	$	64,939	$	(54,152	)	$	10,787	$	68,296	$	(54,213	)	$	14,083
Acquired technology		11		68,977		(50,835	)		18,142		69,200		(48,945	)		20,255
Non-compete agreements		4		13,665		(12,927	)		738		14,632		(13,470	)		1,162
Indefinite-lived intangible assets:
Trademarks				44,268		—			44,268		44,956		—			44,956
Domain names				4,400		—			4,400		4,400		—			4,400
Total			$	196,249	$	(117,914	)	$	78,335	$	201,484	$	(116,628	)	$	84,856