Note 13 - Segment and Geographical Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Revenue from External Customers by Products and Services [Table Text Block]

Revenues:	For the three months ended March 31,
	2013		2014
IME and other related services (1)	$	137,334	$	154,540
Peer and bill reviews and Medicare compliance services (1)		11,369		18,488
Total revenues	$	148,703	$	173,028

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	United States			Canada			United Kingdom			Australia			Total
2013
Revenues	$	91,178		$	7,421		$	33,767		$	16,337		$	148,703
Segment profit		10,919			1,285			6,844			3,957			23,005
Depreciation and amortization expense		8,623			2,037			3,042			2,624			16,326
Capital expenditures		(919	)		(11	)		(736	)		(104	)		(1,770	)
Total assets (3)		398,040			40,321			190,671			102,578			731,610
Long-lived assets (3)		329,947			31,995			92,642			92,189			546,773
2014
Revenues	$	106,049		$	7,507		$	42,053		$	17,419		$	173,028
Segment profit		15,954			1,098			7,081			3,877			28,010
Depreciation and amortization expense		7,720			811			3,175			2,636			14,342
Capital expenditures		(402	)		—			(290	)		(20	)		(712	)
Total assets (3)		488,362			28,293			230,597			100,373			847,625
Long-lived assets (3)		403,354			21,169			105,373			88,856			618,752

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

	For the three months ended March 31,
	2013			2014
Segment Profit		23,005			28,010
Depreciation and amortization		(16,326	)		(14,342	)
Share-based compensation expense		(4,131	)		(5,353	)
Acquisition related transaction costs		(449	)		(1,192	)
Other expenses		(363	)		—
Income from operations	$	1,736		$	7,123