Operating Segments (Tables)

3 Months Ended

Mar. 31, 2022

Segment Reporting [Abstract]

Schedule of Segment Reporting Information

The table below presents certain financial information of our operating segments for the three months ended March 31, 2022 and 2021 (in thousands):

Segment Reporting for the Quarter Ended March 31, 2022

	Treatment			Services			Segments Total			Corporate(1)			Consolidated Total
Revenue from external customers	$	7,479		$	8,436		$	15,915		$	—		$	15,915
Intercompany revenues		111			183			294			—			—
Gross profit		638			998			1,636			—			1,636
Research and development		65			14			79			17			96
Interest income		—			—			—			11			11
Interest expense		(14	)		(1	)		(15	)		(20	)		(35	)
Interest expense-financing fees		—			—			—			(13	)		(13	)
Depreciation and amortization		371			71			442			14			456
Segment (loss) income before income taxes		(481	)		285			(196	)		(1,726	)		(1,922	)
Income tax benefit		(559	)		(114	)		(673	)		—			(673	)
Segment income (loss)		78			399			477			(1,726	)		(1,249	)
Expenditures for segment assets		296			49			345			—			345	(2)

Segment Reporting for the Quarter Ended March 31, 2021

	Treatment			Services			Medical			Segments Total			Corporate(1)			Consolidated Total
Revenue from external customers	$	7,495		$	15,638		$	—		$	23,133		$	—		$	23,133
Intercompany revenues		660			7			—			667			—			—
Gross profit		925			1,431			—			2,356			—			2,356
Research and development		47			13			76			136			14			150
Interest income		—			—			—			—			18			18
Interest expense		(19	)		(8	)		—			(27	)		(40	)		(67	)
Interest expense-financing fees		—			—			—			—			(8	)		(8	)
Depreciation and amortization		310			85			—			395			5			400
Segment (loss) income before income taxes		(119	)		555			(76	)		360			(1,415	)		(1,055	)
Income tax benefit		(17	)		—			—			(17	)		—			(17	)
Segment (loss) income		(102	)		555			(76	)		377			(1,415	)		(1,038	)
Expenditures for segment assets		357			4			—			361			—			361	(2)

(1)	Amounts reflect the activity for corporate headquarters not included in the segment information.
(2)	Net of financed amount of $114,000 and $29,000 for the three months ended March 31, 2022 and 2021, respectively.