Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues:
Revenues	$ 14,510	$ 4,528	$ 26,486	$ 19,080
Model costs	10,412	3,397	19,051	14,003
Revenues, net of model costs	4,098	1,131	7,435	5,077
Operating expenses:
Salaries and service costs	2,057	2,788	3,928	5,915
Office and general expenses	709	947	1,564	2,002
Amortization and depreciation	243	298	509	592
Goodwill impairment	0	0	0	800
Corporate overhead	198	238	443	547
Total operating expenses	3,207	4,271	6,444	9,856
Operating income (loss)	891	(3,140)	991	(4,779)
Other (income) expense:
Foreign exchange loss (gain)	20	14	88	(51)
Gain on forgiveness of loan	(129)	0	(1,994)	0
Employee retention credit	(436)	0	(862)	0
Interest expense	13	23	42	50
Total other (income) expense, net	(532)	37	(2,726)	(1)
Income (loss) before (provision for) benefit from income taxes	1,423	(3,177)	3,717	(4,778)
Current	(74)	75	(110)	16
Deferred	(228)	402	(265)	(598)
(Provision for) benefit from income taxes, net	(302)	477	(375)	(582)
Net income (loss)	1,121	(2,700)	3,342	(5,360)
Other comprehensive income (loss):
Foreign currency translation adjustment	16	(5)	(3)	(239)
Total comprehensive income (loss)	$ 1,137	$ (2,705)	$ 3,339	$ (5,599)
Basic net income (loss) per common share (in dollars per share)	$ 0.22	$ (0.52)	$ 0.65	$ (1.04)
Diluted net income (loss) per common share (in dollars per share)	$ 0.22	$ (0.52)	$ 0.65	$ (1.04)
Weighted average common shares outstanding-basic (in shares)	5,157	5,157	5,157	5,159
Weighted average common shares outstanding-diluted (in shares)	5,157	5,157	5,157	5,159
Service [Member]
Revenues:
Revenues	$ 14,502	$ 4,523	$ 26,468	$ 19,070
License Fees and Other [Member]
Revenues:
Revenues	$ 8	$ 5	$ 18	$ 10