Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Change in Goodwill by Reportable Segment

The change in goodwill for each reportable segment (as defined in Note 14 below) during the six months ended June 30, 2017, consisted of the following:

(dollars in thousands)	EMG			GMG			IMG			Total
Balance at December 31, 2016	$	241,334		$	192,238		$	4,668		$	438,240
Additions related to current year business combination(1)	20,584			13,722			—			34,306
Adjustments related to prior year business combination(2)	(29		)	(58		)	(1		)	(88		)
Effect of foreign currency translation	—			—			185			185
Balance at June 30, 2017	$	261,889		$	205,902		$	4,852		$	472,643

(1) See Note 3 to these consolidated financial statements for details regarding our acquisition of AcademicWorks.

(2) The change in goodwill was related to a post-closing working capital adjustment associated with the prior year acquisition of Good+Geek, Inc. ("Attentive.ly"), as well as an immaterial measurement period adjustment.