GOODWILL

The changes in the carrying amount of goodwill by operating segment consist of the following (in thousands):



	North America		International			Total
Goodwill, December 31, 2016	$	1,227,777	$	27,089		$	1,254,866
Acquisitions	25,717		—			25,717
Effect of foreign currency translation	—		2,874			2,874
Goodwill, December 31, 2017	1,253,494		29,963			1,283,457
Acquisition	266,513		—			266,513
Effect of foreign currency translation	—		(994		)	(994		)
Goodwill, September 30, 2018	$	1,520,007	$	28,969		$	1,548,976

The Company recorded goodwill of approximately $8 million in connection with the January 31, 2017 acquisition of Koa Lei, Inc. (doing business as Westside Rentals and now known as Westside Rentals, LLC), an online marketplace specializing in Southern California real estate rentals, and its affiliated entity Westside Credit Services, LLC, a provider of credit checks and tenant screening for landlords in the Southern California real estate rental market. The Company recorded goodwill of approximately $15 million in connection with the May 10, 2017 acquisition of certain assets and assumption of certain liabilities from Datasphere Technologies, Inc., in each case, related to the LandWatch.com® business (collectively referred to as “LandWatch”), a leading listing site dedicated to land and rural properties. The Company recorded goodwill of approximately $2 million in connection with the July 18, 2017 acquisition of The Screening Pros, LLC, an online apartment leasing platform that includes tenant screening services, rental applications and payments processing and lease renewals. The Company recorded goodwill of approximately $267 million in connection with the February 21, 2018 acquisition of ForRent, a digital advertising service provided through a network of four multifamily websites.