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Discontinued Operations (Details - Discontinued operations - Non-cash items) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Provision for credit loses $ 1,335,000 $ 1,322,000
Stock-based compensation expense 884,000 684,000
Gain on disposal of business 8,974,000 (0)
Discontinued Operations [Member]    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Depreciation and amortization 28,000 168,000
Provision for credit loses 420,000 240,000
Stock-based compensation expense 78,000 89,000
Gain on disposal of business $ 8,974,000 $ 0