CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenues:
Total revenues	$ 7,101	$ 4,244
Operating costs and expenses:
Selling, general and administrative	3,969	3,472
Depreciation and amortization	91	90
Total operating costs and expenses	6,055	4,151
Earnings of equity method investments	0	1
Operating income	1,046	94
Interest and other expense, net	3	(27)
Income before income tax expense	1,049	67
Income tax expense	17	29
Net income	$ 1,032	$ 38
Weighted average common shares outstanding – basic	34,788,016	28,751,689
Weighted average common shares outstanding – diluted	37,533,065	30,200,114
Net income per share – basic	$ 0.03	$ 0.00
Net income per share – diluted	$ 0.03	$ 0.00
Services Revenue [Member]
Revenues:
Total revenues	$ 5,030	$ 4,088
Operating costs and expenses:
Cost of services revenue and assets sales	1,175	551
Asset Sales [Member]
Revenues:
Total revenues	2,071	156
Operating costs and expenses:
Cost of services revenue and assets sales	$ 820	$ 38