v3.26.1
Note 15 - Equity (Details Textual)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Dec. 16, 2025
USD ($)
$ / shares
Jun. 16, 2025
USD ($)
$ / shares
shares
Apr. 30, 2025
$ / shares
shares
Apr. 28, 2025
shares
Mar. 28, 2025
USD ($)
$ / shares
shares
Feb. 13, 2025
USD ($)
$ / shares
shares
Feb. 12, 2025
USD ($)
Aug. 12, 2024
USD ($)
$ / shares
shares
Jul. 27, 2024
USD ($)
shares
Apr. 02, 2024
USD ($)
$ / shares
shares
Aug. 31, 2024
shares
Aug. 12, 2024
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 20, 2024
$ / shares
shares
Jun. 07, 2024
shares
Aug. 29, 2023
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares                         $ 16.26 $ 11.54      
Share-Based Payment Arrangement, Expense | $                         $ 709 $ 2,594      
Class of Warrant or Right, Exercised During Period (in shares)                         2,423,530        
Proceeds from Warrant Exercises | $                         $ 9,088 36      
Deemed Dividend Liability, Current | $             $ 4,410                    
Class of Warrant or Right, Exercised During Period, Exercise Price (in dollars per share) | $ / shares                         $ 5.43        
Deemed Dividend, Warrant Inducement | $                         $ (4,649) 0      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Grant Date Fair Value | $                         34 1,600      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value | $                         0 0      
Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount | $                         $ 41        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)                         15,000        
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in dollars per share) | $ / shares                         $ 3.12        
Officer [Member]                                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value | $                   $ 99              
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)                   19,344              
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in dollars per share) | $ / shares                   $ 5.18              
Restricted Stock Units (RSUs) [Member]                                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)               59,264         107,069        
Share-Based Payment Arrangement, Expense | $               $ 410         $ 346 410      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Grant Date Fair Value | $                         $ 1,478 0      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)                         464,939        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $                         $ 1,140        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)                         2 years 4 months 17 days        
Restricted Stock Units (RSUs) [Member] | Management and Directors [Member]                                  
Share-Based Payment Arrangement, Expense | $               $ 410                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)               59,264                  
Share-Based Payment Arrangement, Option [Member]                                  
Share-Based Payment Arrangement, Expense | $                         $ 96 1,574      
Share-Based Payment Arrangement, Option [Member] | Officer [Member]                                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period (Year)                   5 years              
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Exercise Price, Percentage Discount on IPO                   25.00%              
Deferred Stock Units (DSUS) [Member]                                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)                         66,668        
Share-Based Payment Arrangement, Expense | $                         $ 267 0      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)                         239,084        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $                         $ 273        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)                         9 months 29 days        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grant Date Fair Value | $                         $ 539 $ 0      
Share-Based Payment Arrangement, Tranche One [Member] | Officer [Member]                                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)                   11,024              
Share-Based Payment Arrangement, Tranche One [Member] | Share-Based Payment Arrangement, Option [Member] | Officer [Member]                                  
Number of Installments                   36              
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)                   3 years              
Share-Based Payment Arrangement, Tranche Two [Member] | Officer [Member]                                  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)                   8,320              
Share-Based Payment Arrangement, Tranche Two [Member] | Share-Based Payment Arrangement, Option [Member] | Officer [Member]                                  
Number of Installments                   36              
Shares Issued for Prepaid Services [Member]                                  
Number of Strategic Investments                 4                
Arrangement, Shares to be Issued (in shares)                 433,360                
Arrangement, Shares to be Issued, Value | $                 $ 2,440                
Prepaid Expense | $                 $ 2,925                
Shares Issued for Prepaid Services [Member] | Share-Based Payment Arrangement, Tranche One [Member]                                  
Arrangement, Shares to be Issued (in shares)                 140,749                
Arrangement, Lock-up Restriction, Period (Month)                 12 months                
Shares Issued for Prepaid Services [Member] | Share-Based Payment Arrangement, Tranche Two [Member]                                  
Arrangement, Shares to be Issued (in shares)                 292,611                
Arrangement, Lock-up Restriction, Period (Month)                 6 months                
Evoke Neuroscience, Inc. [Member]                                  
Stock Issued During Period, Shares, Acquisitions (in shares)     857,142                            
Shares Issued, Price Per Share (in dollars per share) | $ / shares     $ 3.2                            
The Merger [Member]                                  
Stock Issued During Period, Shares, Acquisitions (in shares)               6,670,413                  
Stock Issued During Period, Shares, Conversion of Units (in shares)                     802,142            
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares)                         0        
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in dollars per share) | $ / shares                         $ 0        
Conversion of Series B Preferred Stock to Common Stock [Member]                                  
Preferred Stock, Convertible, Conversion Ratio         1                        
Conversion of Series C Preferred Stock Into Common Stock [Member]                                  
Conversion of Stock, Shares Issued (in shares)               596,145                  
The 2025 PIPE Warrants [Member]                                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)         547,737                        
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares                         $ 4        
Class of Warrant or Right, Issued During Period (in shares)                         547,737        
March 2025 Warrants [Member]                                  
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares         $ 4                        
Warrants and Rights Outstanding, Term (Year)         3 years                        
March 2025 Broker Warrants [Member]                                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)         25,958                        
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares                         $ 3.8        
Class of Warrant or Right, Issued During Period (in shares)                         25,958        
Series C Preferred Unit Warrants [Member]                                  
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares                           $ 24.62      
Warrants and Rights Outstanding, Term (Year)                           3 years      
Number of Warrants Per Unit                                 1
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)                           1      
Pre-funded Warrants [Member]                                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)               504,324       504,324          
Three Fifty Warrant [Member]                                  
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares                         $ 3.5        
Class of Warrant or Right, Issued During Period (in shares)                         400,000        
Four Warrant [Member]                                  
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares                         $ 4        
Class of Warrant or Right, Issued During Period (in shares)                         400,000        
Broker Warrants [Member]                                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)                           4,163      
PIPE Warrants [Member]                                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)               823,530       823,530 823,530        
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares                         $ 6.83        
Proceeds from Warrant Exercises | $             $ 5,625                    
Pre-funded Warrant and PIPE Warrant [Member]                                  
Equity Offering, Unit Price (in dollars per share) | $ / shares               $ 4.249       $ 4.249          
Tranche A Warrants, Series A Warrants, and Series D Warrants [Member]                                  
Class of Warrant or Right, Exercised During Period (in shares)                           638,919      
Proceeds from Warrant Exercises | $                           $ 36      
The $3.50 and 44.00 Warrants [Member]                                  
Class of Warrant or Right, Exercised During Period, Exercise Price (in dollars per share) | $ / shares $ 0.5                                
Deemed Dividend, Warrant Inducement | $ $ 239                                
Convertible Promissory Note Warrants [Member]                                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)                             800,000    
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares                             $ 4    
Proceeds from Warrant Exercises | $           $ 3,200                      
Series D Warrants [Member]                                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)                               92,799  
Warrants and Rights Outstanding, Term (Year)                               5 years  
Warrants and Rights Outstanding | $               $ 610       $ 610          
Private Placement [Member]                                  
Stock Issued During Period, Shares, New Issues (in shares)         547,737             319,207          
Equity Offering, Unit Price (in dollars per share) | $ / shares         $ 3     $ 4.25       $ 4.25          
Proceeds from Issuance or Sale of Equity | $         $ 1,643                        
Equity Offering, Issuance Costs | $         $ 179                        
Inducement Agreement [Member]                                  
Stock Issued During Period, Shares, New Issues (in shares)       340,000                          
Securities Purchase Agreement [Member]                                  
Stock Issued During Period, Shares, New Issues (in shares)   340,000                              
Equity Offering, Unit Price (in dollars per share) | $ / shares   $ 3                              
Proceeds from Issuance or Sale of Equity | $   $ 1,200                              
Equity Issuance, Units, Number of Units (in shares)   400,000                              
Units Issued During Period, New Issues (in shares)   400,000                              
Securities Purchase Agreement [Member] | Pre-funded Warrants [Member]                                  
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares   $ 0.0001                              
Class of Warrant or Right, Issued During Period (in shares)   60,000                              
Securities Purchase Agreement [Member] | Three Fifty Warrant [Member]                                  
Warrants and Rights Outstanding, Term (Year)   5 years                              
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares   $ 3.5                              
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)   1                              
Class of Warrant or Right, Issued During Period (in shares)   400,000                              
Securities Purchase Agreement [Member] | Four Warrant [Member]                                  
Warrants and Rights Outstanding, Term (Year)   5 years                              
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares   $ 4                              
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)   1                              
Units Issued, Warrants Per Unit (in dollars per share) | $ / shares   $ 1                              
Class of Warrant or Right, Issued During Period (in shares)   400,000                              
Series C Preferred Stock Offering [Member]                                  
Proceeds from Issuance or Sale of Equity | $                           $ 1,070      
Number of Shares Per Unit                                 1
Units Issued During Period, Shares (in shares)                           86,953      
Payments of Stock Issuance Costs | $                           $ 125      
PIPE Warrants [Member]                                  
Proceeds from Issuance or Sale of Equity | $                       $ 3,500          
Payments of Stock Issuance Costs | $               $ 137                  
Conversion of Promissory Note to Common Stock [Member]                                  
Debt Conversion, Converted Instrument, Shares Issued (in shares)           800,000                      
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ / shares           $ 3                      
Exercise of Conversion Options, Transaction Costs, Additional Paid-in-capital | $           $ 39                      
Settlement of Accrued Liabilities With Common Stock [Member]                                  
Debt Conversion, Converted Instrument, Shares Issued (in shares)               45,344