Note 9 - Operating Segments (Tables)

3 Months Ended

Mar. 31, 2016

Segment Reporting as of and for the Quarter Ended March 31, 2016
	Treatment			Services			Medical			Segments Total			Corporate (1)			Consolidated Total
Revenue from external customers	$	7,204		$	2,834			—		$	10,038		$	—		$	10,038
Intercompany revenues		4			5			—			9			—			—
Gross profit		(138	)		172			—			34			—			34
Research and development		106			26			438			570			5			575
Interest income		—			—			—			—			16			16
Interest expense		(2	)		—			—			(2	)		(166	)		(168	)
Interest expense-financing fees		—			—			—			—			(57	)		(57	)
Depreciation and amortization		713			161			—			874			10			884
Segment loss before income taxes		(1,248	)		(725	)		(438	)		(2,411	)		(1,399	)		(3,810	)
Income tax expense		36			—			—			36			—			36
Segment loss		(1,284	)		(725	)		(438	)		(2,447	)		(1,399	)		(3,846	)
Expenditures for segment assets		8			—			1			9			—			9

Segment Reporting as of and for the Quarter Ended March 31, 2015
	Treatment			Services			Medical			Segments Total			Corporate (1)			Consolidated Total
Revenue from external customers	$	9,749		$	3,851			—		$	13,600		$	—		$	13,600
Intercompany revenues		2			8			—			10			—			—
Gross profit		1,235			243			—			1,478			—			1,478
Research and development		34			—			395			429			—			429
Interest income		—			—			—			—			8			8
Interest expense		(22	)		—			—			(22	)		(104	)		(126	)
Interest expense-financing fees		—			—			—			—			(58	)		(58	)
Depreciation and amortization		764			190			—			954			12			966
Segment income (loss) before income taxes		221			(303	)		(395	)		(477	)		(1,501	)		(1,978	)
Income tax expense		36			—			—			36			—			36
Segment income (loss)		185			(303	)		(395	)		(513	)		(1,501	)		(2,014	)
Expenditures for segment assets		104			16			—			120			1			121