Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenue:
Total revenue	$ 10,420	$ 14,641	$ 36,073	$ 43,917
Cost of revenue:
Total cost of revenue	8,530	12,009	30,552	36,471
Gross profit	1,890	2,632	5,521	7,446
Operating expenses:
Selling, general and administrative	1,987	2,462	6,951	8,478
Research and development	41	1,046	222	5,276
Restructuring costs		253		1,629
Total operating expenses	2,028	3,761	7,173	15,383
Loss from operations	(138)	(1,129)	(1,652)	(7,937)
Other income (loss), net	2	22	(31)	116
Loss before income taxes	(136)	(1,107)	(1,683)	(7,821)
Income taxes
Net loss	$ (136)	$ (1,107)	$ (1,683)	$ (7,821)
Basic loss per share (in dollars per share)	$ (0.01)	$ (0.09)	$ (0.13)	$ (0.60)
Diluted loss per share (in dollars per share)	$ (0.01)	$ (0.09)	$ (0.13)	$ (0.60)
Shares used in per share calculations:
Basic (in shares)	13,165	12,934	13,205	12,982
Diluted (in shares)	13,165	12,934	13,205	12,982
Net loss	$ (136)	$ (1,107)	$ (1,683)	$ (7,821)
Other comprehensive income (loss)
Foreign currency translation, net of tax	11	(2)	(27)	(82)
Unrealized gain (loss) on investments, net of tax	(3)	(2)	(3)	4
Total other comprehensive income (loss)	8	(4)	(30)	(78)
Comprehensive loss	(128)	(1,111)	(1,713)	(7,899)
Partner Solutions [Member]
Revenue:
Total revenue	9,145	12,556	33,160	37,341
Cost of revenue:
Total cost of revenue	7,402	10,762	27,502	31,834
Gross profit	1,743	1,794	5,658	5,507
Edge to Cloud [Member]
Revenue:
Total revenue	1,275	2,085	2,913	6,576
Cost of revenue:
Total cost of revenue	1,128	1,247	3,050	4,637
Gross profit	$ 147	$ 838	$ (137)	$ 1,939