CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Revenue	$ 1,038	$ 1,532
Cost of revenue (exclusive of depreciation and amortization)	762	1,033
Gross profit	276	499
Operating expenses:
Research and development	6	1,004
Sales and marketing	218	562
General and administrative	1,169	1,690
Impairment charges	0	1,138
Depreciation and amortization	86	627
Total operating expenses	1,479	5,021
Loss from operations	(1,203)	(4,522)
Interest and other expense, net	5	6
Other income	(27)	0
Interest and other (income) expense, net	(22)	6
Loss before income taxes	(1,181)	(4,528)
Income tax expense	38	11
Net loss	(1,219)	(4,539)
Warrant Modification	25	0
Net loss attributable to common stockholders	$ (1,244)	$ (4,539)
Net loss attributable to common stockholders per share:
Basic net loss per share (in dollars per share)	$ (0.60)	$ (2.20)
Diluted net loss per share (in dollars per share)	$ (0.60)	$ (2.20)
Weighted-average number of shares of common stock:
Basic (in shares)	2,065	2,065
Diluted (in shares)	2,065	2,065