CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues:
Total revenues	$ 7,566	$ 6,622	$ 17,927	$ 20,597
Operating costs and expenses:
Selling, general and administrative	3,378	3,928	10,516	11,551
Depreciation and amortization	92	74	272	226
Total operating costs and expenses	6,065	5,363	15,490	18,378
Earnings of equity method investments	111	8	293	1,277
Operating income	1,612	1,267	2,730	3,496
Interest and other expense, net	(3)	(12)	(38)	(57)
Income before income tax expense (benefit)	1,609	1,255	2,692	3,439
Income tax expense (benefit)	345	39	(649)	117
Net income	$ 1,264	$ 1,216	$ 3,341	$ 3,322
Weighted average common shares outstanding – basic	28,751,689	28,653,278	28,817,344	28,653,278
Weighted average common shares outstanding – diluted	31,890,115	29,352,812	31,288,151	28,911,488
Net income per share – basic	$ 0.04	$ 0.04	$ 0.12	$ 0.12
Net income per share – diluted	$ 0.04	$ 0.04	$ 0.11	$ 0.11
Services Revenue [Member]
Revenues:
Total revenues	$ 6,060	$ 5,207	$ 15,713	$ 14,950
Operating costs and expenses:
Cost of services revenue and assets sales	1,605	435	3,344	2,649
Asset Sales [Member]
Revenues:
Total revenues	1,506	1,415	2,214	5,647
Operating costs and expenses:
Cost of services revenue and assets sales	$ 990	$ 926	$ 1,358	$ 3,952