XML 45 R35.htm IDEA: XBRL DOCUMENT v3.22.0.1
Summary of Significant Accounting Policies (Details)
 12 Months Ended
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Summary of Significant Accounting Policies (Details) [Line Items]    
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.  
Allowance for doubtful accounts $ 79,000 $ 79,000
General and administrative expenses 66,000 252,000
Foreign currency translation gains (losses) $ 4,000 $ 235,000
Number of customers 4 4
Accounts receivable percentage 76.00% 62.00%
Revenues percentage 10.00% 10.00%
Reduction of our accounts receivable and revenue $ 69,000 $ 78,000
Accrued expense and cost of sales 36,000 25,000
Recorded no losses   47,000
Contracted revenue not yet recognized $ 106,000  
Recognized revenues percent 100.00%  
Recognized revenues $ 41,000 39,000
Advertising costs $ 208,000 70,000
Outstanding voting shares percentage 50.00%  
Neonode Technologies AB [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Majority owned by pronode technologies AB 51.00%  
Remaining Percentage of pronode technologies AB 49.00%  
AirBar [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Inventory reserve amount $ 800,000 $ 900,000
TSM [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Inventory reserve amount $ 200,000  
Hewlett-Packard Company [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Revenues percentage 32.00% 27.00%
Seiko Epson [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Revenues percentage 18.00%  
LG [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Revenues percentage 13.00%  
Epson [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Revenues percentage   19.00%
Alpine [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Revenues percentage   11.00%
United States [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Net assets $ 17,198,000 $ 6,923,000
Europe [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Net assets 2,611,000 4,903,000
Asia [Member]    
Summary of Significant Accounting Policies (Details) [Line Items]    
Net assets $ 28,000 $ 64,000