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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
ATM [Member]
Common Stock [Member]
February 2024 Financing [Member]
Common Stock [Member]
April 2025 Financing [Member]
Common Stock [Member]
June 2025 Financing [Member]
Common Stock [Member]
September 2025 Financing [Member]
Common Stock [Member]
Restricted Stock Units (RSUs) [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
ATM [Member]
Additional Paid-in Capital [Member]
February 2024 Financing [Member]
Additional Paid-in Capital [Member]
April 2025 Financing [Member]
Additional Paid-in Capital [Member]
June 2025 Financing [Member]
Additional Paid-in Capital [Member]
September 2025 Financing [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
ATM [Member]
Retained Earnings [Member]
February 2024 Financing [Member]
Retained Earnings [Member]
April 2025 Financing [Member]
Retained Earnings [Member]
June 2025 Financing [Member]
Retained Earnings [Member]
September 2025 Financing [Member]
Retained Earnings [Member]
ATM [Member]
February 2024 Financing [Member]
April 2025 Financing [Member]
June 2025 Financing [Member]
September 2025 Financing [Member]
Total
Balance             $ 2           $ 150,570           $ (152,175)           $ (1,603)
Balance (in shares) at Dec. 31, 2023             1,577,769                                    
Balance at Dec. 31, 2023             $ 2           150,570           (152,175)           (1,603)
Sale of common stock (in shares) 77,127 134,199                                              
Sale of common stock $ 0 $ 0           $ 559 $ 832           $ 0         $ 559 $ 832        
Share-based compensation                         204                       204
Net loss                                     (2,267)           (2,267)
Balance (in shares) at Mar. 31, 2024             1,789,095                                    
Balance at Mar. 31, 2024             $ 2           152,165           (154,442)           (2,275)
Share-based compensation                         204                       204
Balance (in shares) at Dec. 31, 2023             1,577,769                                    
Balance at Dec. 31, 2023             $ 2           150,570           (152,175)           (1,603)
Sale of common stock (in shares)                                       412,239          
Net loss                                                 (5,650)
Balance (in shares) at Sep. 30, 2024             4,523,876                                    
Balance at Sep. 30, 2024             $ 5           160,573           (157,825)           2,753
Balance             $ 2           152,165           (154,442)           (2,275)
Balance (in shares) at Mar. 31, 2024             1,789,095                                    
Balance at Mar. 31, 2024             $ 2           152,165           (154,442)           (2,275)
Sale of common stock (in shares) 335,112                                                
Sale of common stock $ 0             1,776           $ 0           $ 1,776          
Share-based compensation             0           184           0           184
Net loss             $ 0           0           (1,646)           (1,646)
Reverse stock split fractional share true up (in shares)             (331)                                    
Balance (in shares) at Jun. 30, 2024             2,123,876                                    
Balance at Jun. 30, 2024             $ 2           154,125           (156,088)           (1,961)
Share-based compensation             0           184           0           184
Balance             $ 2           154,125           (156,088)           (1,961)
Sale of common stock (in shares)             2,400,000                         0          
Sale of common stock             $ 3           6,271           0           6,274
Share-based compensation             0           177           0           177
Net loss             $ 0           0           (1,737)           (1,737)
Balance (in shares) at Sep. 30, 2024             4,523,876                                    
Balance at Sep. 30, 2024             $ 5           160,573           (157,825)           2,753
Share-based compensation             0           177           0           177
Balance             5           160,573           (157,825)           2,753
Balance             $ 5           160,953           (160,121)           837
Balance (in shares) at Dec. 31, 2024             4,600,910                                    
Balance at Dec. 31, 2024             $ 5           160,953           (160,121)           837
Sale of common stock (in shares) 81,274                                                
Sale of common stock $ 0             185           0           $ 185          
Share-based compensation             0           170           0           170
Net loss             $ 0           0           (2,712)           (2,712)
Balance (in shares) at Mar. 31, 2025             4,682,184                                    
Balance at Mar. 31, 2025             $ 5           161,308           (162,833)           (1,520)
Share-based compensation             $ 0           170           0           170
Balance (in shares) at Dec. 31, 2024             4,600,910                                    
Balance at Dec. 31, 2024             $ 5           160,953           (160,121)           837
Sale of common stock (in shares)                                       525,310          
Net loss                                                 (6,244)
Balance (in shares) at Sep. 30, 2025             10,608,734                                    
Balance at Sep. 30, 2025             $ 11           168,981           (166,365)           2,627
Balance             $ 5           161,308           (162,833)           (1,520)
Balance (in shares) at Mar. 31, 2025             4,682,184                                    
Balance at Mar. 31, 2025             $ 5           161,308           (162,833)           (1,520)
Sale of common stock (in shares) 140,104   406,818 274,696                                          
Sale of common stock $ 0   $ 1 $ 0       305   $ 718 $ 561     0   $ 0 $ 0     $ 305   $ 719 $ 561    
Share-based compensation             0           98           0           98
Net loss             $ 0           0           (2,049)           (2,049)
Balance (in shares) at Jun. 30, 2025             5,504,802                                    
Balance at Jun. 30, 2025             $ 6           162,990           (164,882)           (1,886)
Share-based compensation             0           98           0           98
Restricted stock units vested and issued (in shares)           1,000                                      
Balance             6           162,990           (164,882)           (1,886)
Sale of common stock (in shares) 303,932       4,800,000                             303,932          
Sale of common stock $ 1       $ 4     $ 742       $ 5,172   $ 0       $ 0   $ 743       $ 5,176  
Share-based compensation             0           77           0           77
Net loss             $ 0           0           (1,483)           (1,483)
Balance (in shares) at Sep. 30, 2025             10,608,734                                    
Balance at Sep. 30, 2025             $ 11           168,981           (166,365)           2,627
Share-based compensation             0           77           0           77
Balance             $ 11           $ 168,981           $ (166,365)           $ 2,627