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Business and Principal Activities (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 16 Months Ended
Mar. 30, 2023
Aug. 30, 2021
Aug. 25, 2021
Aug. 05, 2021
Mar. 31, 2023
Mar. 30, 2023
Mar. 31, 2022
Mar. 31, 2023
Dec. 31, 2022
Aug. 31, 2021
Subsidiary, Sale of Stock [Line Items]                    
Sale of stock, number of shares issued in transaction 1,000,000                  
Class of warrant or right, exercise price of warrants or rights         $ 10.80     $ 10.80 $ 10.80  
Over allotment option to purchase         3,547          
Stockholders equity, reverse stock split       1-for-5 reverse stock split            
Proceeds from sale of equity         $ 3,723     $ 3,723 $ 4,391  
Net loss         3,257   $ 3,003      
Accumulated deficit         34,430     34,430 $ 31,173  
Maximum possible proceeds from offerings         $ 50,000          
Gross proceeds           $ 5,000        
IPO [Member]                    
Subsidiary, Sale of Stock [Line Items]                    
Sale of stock, number of shares issued in transaction     1,850,000              
Sale of stock, price per share     $ 9.00              
Class of warrant or right, number of securities called by each warrant or right                   3,035,195
Aggregate gross proceeds     $ 16,700              
Underwriting discounts and commissions     1,300              
Other expenses     800              
Net proceeds from intial public offering     $ 14,600              
Conversion of stock, shares issued     3,535,469              
Debt conversion, converted instrument, amount     $ 5,300              
Debt instrument, description     converted at a 20% and 12.5% discount to the IPO price, respectively, into an aggregate of 708,820 units. Each unit consisted of (a) one share of common stock and (b) one five-year warrant to purchase one share of common stock at an exercise price equal to $10.80 per share.              
Debt conversion, converted instrument, shares     708,820              
Proceeds from sale of equity               $ 35,000    
IPO [Member] | Underwriter [Member] | Over Allotment Options [Member]                    
Subsidiary, Sale of Stock [Line Items]                    
Over allotment option to purchase   277,500                
IPO [Member] | Underwriter [Member] | Warrant [Member]                    
Subsidiary, Sale of Stock [Line Items]                    
Class of warrant or right, exercise price of warrants or rights     $ 10.80              
Class of warrant or right, number of securities called by each warrant or right     198,875              
IPO [Member] | Warrant [Member]                    
Subsidiary, Sale of Stock [Line Items]                    
Class of warrant or right, exercise price of warrants or rights     $ 10.80              
Warrants and rights outstanding, term     5 years