Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Operating Segments (Tables)

Note 10 - Operating Segments (Tables)

9 Months Ended

Sep. 30, 2015

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Segment Reporting for the Quarter Ended September 30, 2015
		Treatment				Services				Segments Total				Corporate And Others (1)				Consolidated Total
Revenue from external customers		$	10,866			$	6,443			$	17,309			$	—			$	17,309
Intercompany revenues			32				7				39				—				—
Gross profit			3,696				1,250				4,946				—				4,946
Interest income			4				—				4				12				16
Interest expense			(1	)			—				(1	)			(123	)			(124	)
Interest expense-financing fees			—				—				—				(56	)			(56	)
Depreciation and amortization			729				172				901				11				912
Segment profit (loss)			2,681				507				3,188				(1,904	)			1,284
Expenditures for segment assets			58				15				73				—				73

Segment Reporting for the Quarter Ended September 30, 2014
		Treatment				Services				Segments Total				Corporate And Others (1)				Consolidated Total
Revenue from external customers		$	12,705			$	4,200			$	16,905			$	—			$	16,905
Intercompany revenues			—				19				19				—				—
Gross profit			4,943				638				5,581				—				5,581
Interest income			—				—				—				7				7
Interest expense			(10	)			—				(10	)			(128	)			(138	)
Interest expense-financing fees			—				—				—				(52	)			(52	)
Depreciation and amortization			748				213				961				12				973
Segment profit (loss)			3,985				10				3,995				(1,651	)			2,344
Expenditures for segment assets			3				39				42				—				42

Segment Reporting for the Nine Months Ended September 30, 2015
		Treatment				Services				Segments Total				Corporate And Others (1)				Consolidated Total
Revenue from external customers		$	31,702			$	15,562			$	47,264			$	—			$	47,264
Intercompany revenues			34				22				56				—				—
Gross profit			8,265				2,190				10,455				—				10,455
Interest income			6				—				6				30				36
Interest expense			(34	)			—				(34	)			(356	)			(390	)
Interest expense-financing fees			—				(2	)			(2	)			(169	)			(171	)
Depreciation and amortization			2,236				552				2,788				33				2,821
Segment profit (loss)			5,124				265				5,389				(5,711	)			(322	)
Expenditures for segment assets			303				27				330				8				338

Segment Reporting for the Nine Months Ended September 30, 2014
		Treatment				Services				Segments Total				Corporate And Others (1)				Consolidated Total
Revenue from external customers		$	29,773			$	10,333			$	40,106			$	—			$	40,106
Intercompany revenues			—				64				64				—				—
Gross profit			6,379				853				7,232				—				7,232
Interest income			—				—				—				20				20
Interest expense			(35	)			(1	)			(36	)			(469	)			(505	)
Interest expense-financing fees			—				2				2				(135	)			(133	)
Depreciation and amortization			2,535				709				3,244				38				3,282
Segment profit (loss)			2,977				(1,981	)			996				(4,716	)			(3,720	)
Expenditures for segment assets			334				41				375				—				375