Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue:
Total revenue	$ 8,924	$ 14,180	$ 25,653	$ 29,276
Cost of revenue:
Total cost of revenue	7,878	11,757	22,022	24,462
Gross profit	1,046	2,423	3,631	4,814
Operating expenses:
Selling, general and administrative	2,067	3,082	4,964	6,016
Research and development	54	1,894	181	4,230
Restructuring costs		1,376		1,376
Total operating expenses	2,121	6,352	5,145	11,622
Loss from operations	(1,075)	(3,929)	(1,514)	(6,808)
Other income (loss), net	2	61	(33)	94
Loss before income taxes	(1,073)	(3,868)	(1,547)	(6,714)
Income taxes
Net loss	$ (1,073)	$ (3,868)	$ (1,547)	$ (6,714)
Basic loss per share (in dollars per share)	$ (0.08)	$ (0.30)	$ (0.12)	$ (0.52)
Diluted loss per share (in dollars per share)	$ (0.08)	$ (0.30)	$ (0.12)	$ (0.52)
Shares used in per share calculations:
Basic (in shares)	13,110	12,855	13,051	12,879
Diluted (in shares)	13,110	12,855	13,051	12,879
Net loss	$ (1,073)	$ (3,868)	$ (1,547)	$ (6,714)
Other comprehensive income (loss)
Foreign currency translation, net of tax	(4)	(82)	(38)	(80)
Unrealized gain (loss) on investments, net of tax		(2)	(1)	6
Total other comprehensive income (loss)	(4)	(84)	(39)	(74)
Comprehensive loss	(1,077)	(3,952)	(1,586)	(6,788)
Partner Solutions [Member]
Revenue:
Total revenue	8,110	11,684	24,015	24,785
Cost of revenue:
Total cost of revenue	6,944	9,923	20,100	21,072
Gross profit	1,166	1,761	3,915	3,713
Edge to Cloud [Member]
Revenue:
Total revenue	814	2,496	1,638	4,491
Cost of revenue:
Total cost of revenue	934	1,834	1,922	3,390
Gross profit	$ (120)	$ 662	$ (284)	$ 1,101