Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2023 SEK (kr)	Dec. 31, 2023 TWD ($)	Sep. 30, 2023	Oct. 01, 2022
Summary of Significant Accounting Policies [Line items]
Voting rights percentage	50.00%
Insurance coverage	$ 250,000
Inventory reserve amount	3,600,000
Foreign currency translation gains (losses)	(56,000)	$ 68,000
General and administrative expenses	50,000	114,000
Reduction of our accounts receivable and revenue	8,000	9,000
Warranty reserve as accrued expense and cost of sales	30,000	49,000
Deferred revenue	$ 10,000
Percentage of revenue recognized	100.00%
Revenue related to contract liabilities	$ 26,000	24,000
Advertising costs	$ 217,000	158,000
Outstanding voting shares percentage	50.00%
Neonode Technologies AB [Member]
Summary of Significant Accounting Policies [Line items]
Majority owned subsidiary					51.00%	49.00%
Revenue Benchmark [Member]
Summary of Significant Accounting Policies [Line items]
Accounts receivable balance on our consolidated balance sheet	$ 900,000
Accounts receivable balance on our consolidated balance sheet	30,000
Krona [Member]
Summary of Significant Accounting Policies [Line items]
Insurance coverage | kr			kr 1,050,000
Taiwan [Member]
Summary of Significant Accounting Policies [Line items]
Insurance coverage				$ 3,000,000
US [Member]
Summary of Significant Accounting Policies [Line items]
Net assets	16,030,000	15,535,000
Europe [Member]
Summary of Significant Accounting Policies [Line items]
Net assets	1,100,000	3,857,000
Asia [Member]
Summary of Significant Accounting Policies [Line items]
Net assets	$ 33,000	26,000
AirBar Sales [Member]
Summary of Significant Accounting Policies [Line items]
Inventory reserve amount		$ 300,000
Customers [Member] | Accounts Receivable [Member] | Credit Concentration Risk [Member]
Summary of Significant Accounting Policies [Line items]
Concentration of credit and business risks percentage	76.40%	82.50%
Customers [Member] | Hewlett Packard Company [Member] | Credit Concentration Risk [Member]
Summary of Significant Accounting Policies [Line items]
Concentration of credit and business risks percentage	22.10%	27.10%
Customers [Member] | Seiko Epson [Member] | Credit Concentration Risk [Member]
Summary of Significant Accounting Policies [Line items]
Concentration of credit and business risks percentage	17.70%	19.40%
Customers [Member] | Alpine Electronics, Inc [Member] | Credit Concentration Risk [Member]
Summary of Significant Accounting Policies [Line items]
Concentration of credit and business risks percentage	16.60%	10.00%
Customers [Member] | LG [Member] | Credit Concentration Risk [Member]
Summary of Significant Accounting Policies [Line items]
Concentration of credit and business risks percentage		12.20%
Foreign Currency Gain (Loss) [Member]
Summary of Significant Accounting Policies [Line items]
General and administrative expenses	$ 5,000	$ 35,000