Goodwill

The carrying value of goodwill and the activity for the two year period ending December 31, 2016 are as follows (in thousands):



Balance, December 31, 2014	$	553,335
Goodwill from acquisitions	57,992
Currency translation adjustments	(15,011		)
Balance, December 31, 2015	596,316
Goodwill from acquisitions	220,795
Currency translation adjustments	(15,705		)
Balance, December 31, 2016	$	801,406

During the year ended December 31, 2016, the Company recorded $220.8 million of goodwill in connection with the purchase price allocation associated with its acquisitions of Armasight, Inc. ("Armasight"), Point Grey Research Inc. ("Point Grey"), Innovative Security Designs, LLC ("ISD") and DVTEL, Inc. ("DVTEL"). During the year ended December 31, 2015, the Company recorded $58.0 million of goodwill in connection with the purchase price allocation associated with DVTEL. The purchase price allocation for Point Grey is preliminary. See Note 18, "Business Acquisitions," for additional information.

The Company reviews its goodwill for impairment annually during the third quarter, or more frequently, if events or circumstances indicate that the carrying value of a reporting unit exceeds its fair value. During the third quarter of 2016, the Company completed its annual review of goodwill and determined that no impairment of its recorded goodwill was necessary. As of December 31, 2016, there had been no triggering events or indicators of impairment that would require an updated impairment review.