Consolidated Statements of Operations and Comprehensive Loss - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue from Contract with Customer, Including Assessed Tax	$ 5,884,000	$ 2,531,000
Cost of revenue
Cost of Goods and Services Sold	(3,027,000)	(1,428,000)
Gross profit	2,857,000	1,103,000
Operating expenses:
Selling, general and administrative expenses	6,731,000	6,172,000
Research and development	1,319,000	1,367,000
Asset Impairment Charges, Total	197,000	342,000
Total operating expenses	8,247,000	7,881,000
Operating loss	(5,390,000)	(6,778,000)
Other income (expense):
PPP forgiveness	174,000	43,000
Grant income	74,000	55,000
Tax credit income	63,000	20,000
Interest expense	(53,000)	(234,000)
Total other (expense) income	258,000	(116,000)
Net loss	(5,132,000)	(6,894,000)
Net (loss) income attributable to noncontrolling interest	(659,000)	186,000
Net loss attributable to common stockholders	$ (4,473,000)	$ (7,080,000)
Net loss per share attributable to common stockholders:
Loss per share attributable to stockholders – basic and diluted (in dollars per share)	$ (0.02)	$ (0.03)
Weighted average number of common shares outstanding: (in shares)	268,302,234	247,203,625
Comprehensive loss attributable to common stockholders
Net loss	$ (5,132,000)	$ (6,894,000)
Foreign currency translation	(34,000)	(14,000)
Comprehensive loss	(5,166,000)	(6,908,000)
Comprehensive income (loss) attributable to noncontrolling interest	(659,000)	186,000
Comprehensive loss attributable to stockholders	(4,507,000)	(7,094,000)
Product [Member]
Revenue from Contract with Customer, Including Assessed Tax	4,434,000	1,572,000
Cost of revenue
Cost of Goods and Services Sold	(2,177,000)	(781,000)
Service [Member]
Revenue from Contract with Customer, Including Assessed Tax	1,450,000	959,000
Cost of revenue
Cost of Goods and Services Sold	$ (850,000)	$ (647,000)