Note 11 - Operating Segments (Tables)

3 Months Ended

Mar. 31, 2017

	Treatment			Services			Medical			Segments Total			Corporate		(1)	Consolidated Total
Revenue from external customers	$	10,034		$	2,673			—		$	12,707		$	—		$	12,707
Intercompany revenues		16			3			—			19			—			—
Gross profit		2,687			32			—			2,719			—			2,719
Research and development		181			—			200			381			8			389
Interest income		—			—			—			—			35			35
Interest expense		(8	)		(1	)		—			(9	)		(91	)		(100	)
Interest expense-financing fees		—			—			—			—			(9	)		(9	)
Depreciation and amortization		1,009			136			—			1,145			10			1,155
Segment income (loss) before income taxes		1,602			(707	)		(200	)		695			(1,289	)		(594	)
Income tax expense		(80	)		—			—			(80	)		(1	)		(81	)
Segment income (loss)		1,522			(707	)		(200	)		615			(1,290	)		(675	)
Expenditures for segment assets		15			7			—			22			—			22

	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