Goodwill and Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 13,669	$ 12,946
Goodwill recorded in connection with business combinations		696
Foreign currency translation	17	27
Goodwill, ending balance	13,686	13,669
Recovery Audit Services - Americas [Member]
Goodwill [Roll Forward]
Goodwill, beginning balance	12,177	12,177
Goodwill recorded in connection with business combinations		0
Foreign currency translation	0	0
Goodwill, ending balance	12,177	12,177
Recovery Audit Services - Europe/Asia-Pacific [Member]
Goodwill [Roll Forward]
Goodwill, beginning balance	896	173
Goodwill recorded in connection with business combinations		696
Foreign currency translation	17	27
Goodwill, ending balance	913	896
New Services [Member]
Goodwill [Roll Forward]
Goodwill, beginning balance	596	596
Goodwill recorded in connection with business combinations		0
Foreign currency translation	0	0
Goodwill, ending balance	$ 596	$ 596