Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($)
Summary of Significant Accounting Policies (Details) [Line Items]
Investment Owned, at Cost	$ 51
Voting rights percentage	50.00%
Insurance coverage, description	For deposits held with financial institutions in the U.S., the U.S. Federal Deposit Insurance Corporation, provides basic deposit coverage with limits up to $250,000 per owner. The Swedish government provides insurance coverage up to 100,000 Euro per customer and covers deposits in all types of accounts. The Japanese government provides insurance coverage up to 10,000,000 Yen per customer. The Korea Deposit Insurance Corporation provides insurance coverage up to 50,000,000 Won per customer. The Central Deposit Insurance Corporation in Taiwan provides insurance coverage up to 3,000,000 Taiwan Dollar per customer. At times, deposits held with financial institutions may exceed the amount of insurance provided.
Insurance coverage per customer (in Shares) | shares	10,000,000
Inventory reserve amount		$ 200,000
General and administrative expenses	35,000
Foreign currency translation gains (losses)	$ 68,000	$ (4,000)
Number of customers	5	4
Accounts receivable percentage	83.00%	76.00%
Revenues percentage	10.00%	10.00%
Reduction of our accounts receivable and revenue	$ 9,000	$ 69,000
Accrued expense and cost of sales	49,000	36,000
Contracted revenue not yet recognized	$ 36,000
Recognized revenues percent	100.00%
Recognized revenues	$ 41,000	41,000
Advertising costs	$ 158,000	208,000
Outstanding voting shares percentage	50.00%
Neonode Technologies AB [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Remaining percentage	49.00%
Accounts Receivable [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Allowance for doubtful accounts	$ 30,000	79,000
United States [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Net assets	15,535,000	17,198,000
Europe [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Net assets	3,857,000	2,611,000
Asia [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Net assets	26,000	28,000
AirBar [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Inventory reserve amount	$ 300,000	$ 800,000
Hewlett Packard Company [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Revenues percentage	27.00%	32.00%
Seiko Epson [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Revenues percentage	19.00%	18.00%
LG [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Revenues percentage	12.00%	13.00%
Alpine Electronics [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Revenues percentage	10.00%
Korea Deposit Insurance Corporation [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
Insurance coverage per customer (in Shares) | shares	50,000,000
Foreign Currency Gain (Loss) [Member]
Summary of Significant Accounting Policies (Details) [Line Items]
General and administrative expenses		$ 66,000