v3.26.1
STOCKHOLDERS' EQUITY - NARRATIVE (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 2 Months Ended 3 Months Ended 9 Months Ended
Feb. 25, 2026
USD ($)
$ / shares
Jan. 30, 2026
shares
Jan. 26, 2026
shares
Dec. 10, 2025
shares
Dec. 03, 2025
shares
Nov. 28, 2025
USD ($)
$ / shares
Nov. 24, 2025
$ / shares
shares
Oct. 27, 2025
USD ($)
$ / shares
shares
Oct. 08, 2025
shares
Jan. 31, 2026
USD ($)
May 19, 2026
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
shares
Jun. 29, 2026
shares
Jun. 28, 2026
shares
Sep. 30, 2025
USD ($)
$ / shares
Class of Warrant or Right [Line Items]                                    
Issuance of common stock, net of issuance costs                       $ 1,016   $ 4,381 $ 0      
Common stock, par value (in dollars per share) | $ / shares                       $ 0.50   $ 0.50       $ 0.50
Issuance of common stock for services                           $ 101        
Share-based compensation expense                       $ 21 $ 0 56 $ 0      
Total unrecognized compensation cost                       $ 78   $ 78       $ 0
Equity Incentive Plan 2018                                    
Class of Warrant or Right [Line Items]                                    
Shares authorized and reserved for issuance (in shares) | shares                               3,080,000 1,600,000  
Common Stock                                    
Class of Warrant or Right [Line Items]                                    
Issuance of common stock, net of issuance costs (in shares) | shares                       884,093   4,031,637 25,444      
Issuance of common stock, net of issuance costs                       $ 441   $ 2,015 $ 13      
Issuance of common stock for services (in shares) | shares                           83,207        
Issuance of common stock for services                           $ 42        
Common Stock | Private Placement                                    
Class of Warrant or Right [Line Items]                                    
Issuance of common stock, net of issuance costs (in shares) | shares   3,250,245         2,221,141                      
Shares issued, price per share (in dollars per share) | $ / shares             $ 1.10                      
Common Stock | At-the-Market Equity Offering Program                                    
Class of Warrant or Right [Line Items]                                    
Issuance of common stock, net of issuance costs (in shares) | shares                       884,093   1,810,496        
Proceeds from issuance of private placement $ 50,000                 $ 50,000                
Common stock, par value (in dollars per share) | $ / shares $ 0.50                                  
Maximum amount of shares available for issuance $ 3,200                   $ 4,298              
Consideration received on transaction                       $ 1,164   $ 2,297        
Sale of stock, price per share (in dollars per share) | $ / shares                       $ 1.32   $ 1.27        
Net proceeds from issuance of equity                       $ 1,017   $ 1,973        
Commissions expense                       29   57        
Stock issuance costs, commissions, fees, and ATM-related professional services                       118   $ 267        
Warrant | Private Placement                                    
Class of Warrant or Right [Line Items]                                    
Number of securities called by warrants or rights (in shares) | shares             1,029,104                      
Proceeds from issuance of private placement           $ 2,443                        
Issuance of common stock, net of issuance costs           2,408                        
Issuance costs           $ 35                        
Exercise price of warrants or rights (in dollars per share) | $ / shares           $ 0.30 $ 1.65                      
Class of warrant or right, exercise price           $ 309                        
Class of warrant or right, issuance cost           4                        
Proceeds from issuance of warrants           $ 305                        
Warrant | Private Placement | Minimum                                    
Class of Warrant or Right [Line Items]                                    
Warrant exercise period             180 days                      
Warrant | Private Placement | Maximum                                    
Class of Warrant or Right [Line Items]                                    
Warrant exercise period           3 years                        
Equity-classified share options                                    
Class of Warrant or Right [Line Items]                                    
Issuance of common stock for services               $ 101                    
Shares exercise price (in dollars per share) | $ / shares               $ 1.21           $ 1.21        
Number of shares granted (in shares) | shares                           185,000        
Shares expiration period               10 years                    
Equity-classified share options | Share-based Payment Arrangement, Tranche One                                    
Class of Warrant or Right [Line Items]                                    
Percent of award vesting rights               34.00%                    
Equity-classified share options | Share-based Payment Arrangement, Tranche Two                                    
Class of Warrant or Right [Line Items]                                    
Percent of award vesting rights               33.00%                    
Equity-classified share options | Share-Based Payment Arrangement, Tranche Three                                    
Class of Warrant or Right [Line Items]                                    
Percent of award vesting rights               33.00%                    
Equity-classified share options | Share-based Payment Arrangement, Employee                                    
Class of Warrant or Right [Line Items]                                    
Issuance of common stock for services (in shares) | shares               83,207                    
Number of shares granted (in shares) | shares               185,000                    
Restricted Stock Units (RSUs)                                    
Class of Warrant or Right [Line Items]                                    
Share-based compensation expense                       104 $ 18 $ 291 $ 147      
Granted (in shares) | shares                           363,441        
Total unrecognized compensation cost                       $ 303   $ 303        
Period over which unrecognized compensation cost is expected to be recognized                           1 year 1 month 6 days        
Restricted Stock Units (RSUs) | Share-based Payment Arrangement, Employee                                    
Class of Warrant or Right [Line Items]                                    
Granted (in shares) | shares               83,208                    
Restricted Stock Units (RSUs) | Share-based Payment Arrangement, Independent Director                                    
Class of Warrant or Right [Line Items]                                    
Granted (in shares) | shares         43,860       133,335                  
Shares vesting period         3 years       3 years                  
Restricted Stock Units (RSUs) | Share-based Payment Arrangement, Officer and Members of the Board                                    
Class of Warrant or Right [Line Items]                                    
Granted (in shares) | shares     75,000 28,038                            
Shares vesting period     1 year 1 year                            
Limited-Duration Shareholder Rights Plan                                    
Class of Warrant or Right [Line Items]                                    
Number of rights for each outstanding share (in shares) | shares   1                                
Triggering percentage   20.00%                                
Disallowed acquisition of additional shares outstanding above triggering percentage   0.25%