Note 13 - Revenues by Product Group (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2016	Mar. 31, 2015
IME and Other Related Services [Member]
Revenue	[1]	$ 182,997	$ 167,345
Peer and Bill Review Medicare Compliance and Case Management [Member]
Revenue	[1]	43,506	28,971
Revenue		$ 226,503	$ 196,316

[1] Includes the results of certain of the Company's service centers acquired whose revenues are generated substantially through the indicated product group. Outside of this presentation, other product groups are not tracked within the Company's financial systems. Additionally, other related services, which include any Medicare compliance services and case management services completed at the Company's historic service centers in the periods presented, are not separately captured within the Company's financial systems and have been included with IME services in the above presentation as separate presentation is not practicable. With the Company's acquisition of Gould & Lamb in February 2014 and Ability Services Network and MedAllocators in June 2014, Medicare compliance services and case management services have been added to the presentation above. Additionally with the acquisition of ABI in January 2016, medical record retrieval and document management services have been added to the presentation above. None of the individual services within the peer and bill reviews, Medicare compliance, case management, medical record retrieval and document management services categories above represent more than 10% of consolidated revenues.