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Stock-based and Other Compensation (Details - Option activity) - Equity Option [Member] - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 9 Months Ended 12 Months Ended
Sep. 30, 2024
Dec. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Options outstanding, beginning balance 41  
Weighted average exercise price outstanding, beginning balance $ 10.42  
Weighted average remaining contractual life 1 year 5 months 15 days 2 years 2 months 15 days
Aggregate intrinsic value, outstanding beginning balance $ 121  
Options, granted 0  
Weighted average exercise price, granted $ 0  
Options, exercised (11)  
Weighted average exercise price, exercised $ 10.41  
Options, forfeited 0  
Weighted average exercise price, forfeited $ 0  
Options outstanding, ending balance 30 41
Weighted average exercise price outstanding, ending balance $ 10.42 $ 10.42
Aggregate intrinsic value, outstanding ending balance $ 460 $ 121
Options, exercisable 30  
Weighted average exercise price, exercisable $ 10.42  
Weighted average remaining contractual life, exercisable 1 year 5 months 15 days  
Aggregate intrinsic value, exercisable $ 460