Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenues:
Revenue	$ 21,644	$ 15,337
Expenses:
Cost of revenue	20,229	17,339
Sales, general and administrative expenses	4,875	4,185
Severance and transition costs	303	7
Loss (gain) on disposal of equipment	300	(124)
Impairment loss	0	128
Depreciation and amortization	4,347	5,215
Total operating expenses	30,054	26,750
Loss from operations	(8,410)	(11,413)
Other income (expense):
Interest expense	(1,383)	(57)
Gain on debt extinguishment (Note 5)	4,277	0
Other income (expense), net	(59)	3,699
Total other income	2,835	3,642
Loss from continuing operations before taxes	(5,575)	(7,771)
Income tax expense	0	(273)
Loss from continuing operations	(5,575)	(8,044)
Loss from discontinued operations	0	(8)
Net loss	$ (5,575)	$ (8,052)
Loss from continuing operations per common share – basic and diluted (in dollars per share)	$ (480)	$ (740)
Loss from discontinued operations per common share – basic and diluted (in dollars per share)	0	0
Net loss per share – basic and diluted (in dollars per share)	$ (0.48)	$ (0.74)
Weighted average number of common shares outstanding – basic and diluted (in shares)	11,579	10,879
Production Services [Member]
Revenues:
Revenue	$ 11,211	$ 9,012
Expenses:
Cost of revenue	10,534	9,734
Depreciation and amortization	2,303	2,397
Completion Services [Member]
Revenues:
Revenue	10,433	6,325
Expenses:
Cost of revenue	9,695	7,605
Depreciation and amortization	$ 1,678	$ 2,415