Goodwill and Intangible Assets - Schedule of Goodwill by Reportable Segment (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Goodwill
Beginning balance	$ 17,648	$ 13,823
Goodwill recorded in connection with business combinations	(20)	3,694
Foreign currency translation	(97)	131
Ending balance	17,531	17,648
Recovery Audit Services – Americas
Goodwill
Beginning balance	13,440	10,755
Goodwill recorded in connection with business combinations	(20)	2,685
Foreign currency translation	0	0
Ending balance	13,420	13,440
Recovery Audit Services – Europe/Asia- Pacific
Goodwill
Beginning balance	1,680	680
Goodwill recorded in connection with business combinations	0	869
Foreign currency translation	(97)	131
Ending balance	1,583	1,680
Adjacent Services
Goodwill
Beginning balance	2,528	2,388
Goodwill recorded in connection with business combinations	0	140
Foreign currency translation	0	0
Ending balance	$ 2,528	$ 2,528

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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-Publisher FASB
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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