Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenue:
Revenue	$ 3,472	$ 4,785
Cost of revenue:
Gross profit	2,804	3,537
Operating expense:
General and administrative	6,151	4,102
Sales and marketing	2,892	2,936
Research and development	4,461	5,706
Depreciation and amortization	56	72
Operating Expenses, Total	13,560	12,816
Loss from operations	(10,756)	(9,279)
Interest expense, net	2	102
(Gain) on change in fair value of derivative liabilities	(18,809)	(2,252)
(Gain) on extinguishment of debt	(1,581)
Loss on extinguishment of derivative liabilities, net	311	0
Other components of net periodic pension expense	103	115
Other (income) expense, net	(74)	2
Income (loss) before income taxes	9,292	(7,246)
Income tax expense	10	7
Net income (loss)	9,282	(7,253)
Preferred dividends, deemed dividends and accretion	(8,116)	(3,695)
Net income (loss) available to common shareholders	$ 1,166	$ (10,948)
Basic income (loss) per common share — see Note 2:
Basic income (loss) per share available to common shareholders (in dollars per share)	$ 0.00	$ (0.08)
Basic weighted-average shares outstanding (in shares)	312,119,417	133,346,309
Diluted income (loss) per common share — see Note 2:
Diluted income (loss) per share available to common shareholders (in dollars per share)	$ 0.00	$ (0.08)
Diluted weighted-average shares outstanding (in shares)	320,656,728	133,346,309
Product [Member]
Revenue:
Revenue	$ 854	$ 2,231
Cost of revenue:
Cost of revenue	322	800
Maintenance [Member]
Revenue:
Revenue	2,618	2,554
Cost of revenue:
Cost of revenue	$ 346	$ 448