Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
OPERATING ACTIVITIES
Net income	$ 1,555,000	$ 678,000
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	4,783,000	4,972,000
Non cash lease expense	337,000	309,000
Accretion of deferred issuance costs	84,000	59,000
Loss on write down impaired assets	0	105,000
Loss on sublease impairment, net	0	74,000
Loss on extinguishment of debt	0	401,000
Deferred income taxes	344,000	60,000
Stock-based compensation expense	399,000	420,000
Interest expense associated with lease liabilities	29,000	42,000
Changes in operating assets and liabilities:
Receivables	696,000	(519,000)
Prepaid expenses and other assets	(111,000)	14,000
Asset retirement obligations, related party	(397,000)	(618,000)
Related party liabilities	(845,000)	775,000
Lease liability	(406,000)	(351,000)
Accounts payable, accrued liabilities and deferred revenue	608,000	76,000
Income taxes payable	159,000	(230,000)
Net cash provided by operating activities	7,235,000	6,267,000
INVESTING ACTIVITIES
Payment for purchases of property and equipment	(388,000)	(1,674,000)
Net cash (used in) investing activities	(388,000)	(1,674,000)
FINANCING ACTIVITIES
Principal payments on long-term debt	(2,032,000)	(3,927,000)
Principal payments on finance leases	0	(8,919,000)
Long-term debt financing	0	13,897,000
Prepayment penalties	0	(401,000)
Distributions to non-controlling interests	(573,000)	(514,000)
Debt issuance costs long-term debt	(9,000)	(325,000)
Proceeds from options exercised	5,000	5,000
Principal payments on short-term financing prepaid insurance	(48,000)	(471,000)
Net cash (used in) financing activities	(2,657,000)	(655,000)
Net change in cash and cash equivalents	4,190,000	3,938,000
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, beginning of year	8,263,000	4,325,000
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, end of year	12,453,000	8,263,000
SUPPLEMENTAL CASH FLOW DISCLOSURE
Cash paid for interest	722,000	680,000
Cash paid for income taxes	169,000	712,000
SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Right of use assets and lease liabilities	0	151,000
Acquisition of equipment with long-term debt financing	0	1,103,000
DETAIL OF CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD
Cash and cash equivalents	12,335,000	8,145,000
Restricted cash	118,000	118,000
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, end of year	$ 12,453,000	$ 8,263,000