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Stock-based Compensation - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Mar. 08, 2022
Mar. 31, 2024
Mar. 31, 2023
Jun. 30, 2020
Dec. 31, 2018
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based compensation nonvested shares   0        
Employee Stock Option            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Options issued to purchase shares of common stock 630,000     280,000    
Vesting period 5 years     5 years    
Strike price $ 4.53     $ 3.81    
Estimated grant date fair value of options issued to purchase shares of common stock $ 612,000     $ 290,000    
Expiration date Mar. 08, 2032     Jun. 30, 2030    
Stock options volatility rate 65.04%          
Options exercisable term 5 years          
Risk free interest rate term of options 5 years          
Risk free interest rate of options 1.80%          
Market value of stock $ 2.4          
Employee Stock Option | Stock Options Granted on June 30, 2020            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based compensation expense   $ 1,000 $ 12,000      
Share-based compensation expense not yet recognized   $ 61,000        
Share-based compensation nonvested shares   94,000        
Employee Stock Option | Stock Options Granted on March 8, 2022            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based compensation expense   $ 31,000 31,000      
Share-based compensation expense not yet recognized   357,000        
Share-based compensation nonvested shares           378,000
Restricted Stock Units (RSUs)            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based compensation expense   $ 0 $ 12,000      
Restricted Stock Units (RSUs) | 2015 Omnibus Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares granted in period (in shares)         70,000  
Shares granted in period         $ 404,000  
Share-based compensation nonvested shares   0