GOODWILL

9 Months Ended

Sep. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

GOODWILL

GOODWILL

Goodwill by reportable segment was as follows:

	North America			Europe			Russia			Total
Balance as of January 1, 2019	$	103,542		$	63,290		$	—		$	166,832
test IO acquisition	3,310			8,775			—			12,085
Other 2019 acquisitions	6,710			2,028			767			9,505
Think purchase accounting adjustments	—			(258		)	—			(258		)
Effect of net foreign currency exchange rate changes	(145		)	(1,714		)	(6		)	(1,865		)
Balance as of September 30, 2019	$	113,417		$	72,121		$	761		$	186,299

There were no accumulated impairment losses in the North America or Europe reportable segments as of September 30, 2019 or December 31, 2018. The Russia segment had accumulated goodwill impairment losses of $2,241 as of September 30, 2019 and December 31, 2018.