CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Statement [Abstract]
Revenue	$ 3,266	$ 2,370	$ 11,410	$ 7,403
Cost of revenue (exclusive of depreciation and amortization)	1,612	1,582	5,684	4,901
Gross profit	1,654	788	5,726	2,502
Operating expenses:
Research and development	747	190	3,062	652
Sales and marketing	668	38	2,708	111
General and administrative	1,332	1,035	5,173	2,917
Impairment charges	117	20	667	473
Depreciation and amortization	780	145	2,392	461
Total operating expenses	3,644	1,428	14,002	4,614
Loss from operations	(1,990)	(640)	(8,276)	(2,112)
Interest and other expense, net	102	0	322	1
Foreign exchange loss (gain)	(7)	0	0	0
Interest and other expense, net	95	0	322	1
Net loss	(2,085)	(640)	(8,598)	(2,113)
Preferred stock dividends	4	4	12	23
Net loss attributable to common stockholders	$ (2,089)	$ (644)	$ (8,610)	$ (2,136)
Net loss attributable to common stockholders per share:
Basic and diluted net loss per share (in dollars per share)	$ (0.40)	$ (0.12)	$ (1.64)	$ (0.42)
Weighted-average number of shares of common stock:
Basic and diluted (in shares)	5,237	5,184	5,257	5,128