Note 13 - Segment and Geographical Information (Details) - Revenues by Product Group (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Revenue from External Customer [Line Items]
Revenue	$ 173,028		$ 148,703
IME and Other Related Services [Member]
Revenue from External Customer [Line Items]
Revenue	154,540	[1]	137,334	[1]
Peer and Bill Review and Medicare Compliance [Member]
Revenue from External Customer [Line Items]
Revenue	$ 18,488	[1]	$ 11,369	[1]

[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 completed at the Company's historic office locations 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 the February of 2014, Medicare compliance services related to this business have been included with Peer and bill reviews in the presentation above. None of the individual services within the peer and bill reviews and Medical compliance services category above represent more than 10% of consolidated revenues.