UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Total revenues	$ 67,922	$ 64,634	$ 137,186	$ 131,121
Costs of revenues:
Total costs of revenues	56,030	55,027	113,679	112,229
Gross profit	11,892	9,607	23,507	18,892
Selling, general and administrative expenses	12,286	14,077	24,818	30,505
Loss from continuing operations	(394)	(4,470)	(1,311)	(11,613)
Interest income, net	(254)	(151)	(332)	(145)
Loss from continuing operations before income taxes	(140)	(4,319)	(979)	(11,468)
Income tax expense (benefit), net	(12)	184	633	502
Net loss from continuing operations	(128)	(4,503)	(1,612)	(11,970)
Income from discontinued operations before income taxes	0	180	0	180
Income tax expense, net	0	0	0	0
Net income from discontinued operations	0	180	0	180
Net loss	$ (128)	$ (4,323)	$ (1,612)	$ (11,790)
Basic loss per share:
Net loss from continuing operations per share (in USD per share)	$ (0.01)	$ (0.20)	$ (0.07)	$ (0.53)
Net income from discontinued operations per share (in USD per share)	0	0.01	0	0.01
Basic loss per share (in USD per share)	(0.01)	(0.19)	(0.07)	(0.52)
Diluted loss per share:
Net loss from continuing operations per share (in USD per share)	(0.01)	(0.20)	(0.07)	(0.53)
Net income from discontinued operations per share (in USD per share)	0	0.01	0	0.01
Diluted loss per share (in USD per share)	$ (0.01)	$ (0.19)	$ (0.07)	$ (0.52)
Weighted average number of shares outstanding:
Basic (in shares)	22,788	22,650	22,933	22,547
Diluted (in shares)	22,788	22,650	22,933	22,547
Comprehensive income (loss):
Net loss	$ (128)	$ (4,323)	$ (1,612)	$ (11,790)
Foreign currency translation adjustment	352	(1,267)	542	(1,774)
Total comprehensive income (loss)	224	(5,590)	(1,070)	(13,564)
Service fee revenue
Revenues:
Revenues	48,206	45,234	95,818	90,765
Costs of revenues:
Total costs of revenues	36,314	35,645	72,311	72,137
Product revenue, net
Revenues:
Revenues	0	122	0	3,319
Costs of revenues:
Total costs of revenues	0	104	0	3,055
Pass-through revenue
Revenues:
Revenues	19,716	19,278	41,368	37,037
Costs of revenues:
Total costs of revenues	$ 19,716	$ 19,278	$ 41,368	$ 37,037