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Equity - Stock Options - Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Share-based compensation          
Outstanding shares, beginning balance     2,779,000    
Exercised (in shares)     (20,000)    
Outstanding shares, ending balance 2,759,000   2,759,000   2,779,000
Exercisable (in shares) 1,991,000   1,991,000    
Outstanding - Weighted Average Exercise Price (in dollars per share)     $ 2.05    
Exercised - Weighted Average Exercise Price (in dollars per share)     0.54    
Outstanding - Weighted Average Exercise Price (in dollars per share) $ 2.07   2.07   $ 2.05
Exercisable - Weighted Average Exercise Price (in dollars per share) $ 1.71   $ 1.71    
Stock options, Contractual life (in years)     5 years 9 months 29 days   6 years 5 months 4 days
Exercisable - Weighted Average Remaining Contractual Life (in years)     5 years 3 months    
Estimated aggregate pretax intrinsic value $ 383   $ 383    
Total unrecognized compensation 1,000   1,000    
Compensation expense $ 46 $ 15 $ 90 $ 57  
Equity Incentive Plan          
Share-based compensation          
Granted (in shares)     0