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Revenue Recognition (Details - Contract assets and liability) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Revenue from Contract with Customer [Abstract]    
Contract assets balance at beginning of period $ 8 $ 304
Contract assets additions 1,646 505
Contract assets reclassification to receivables (440) (801)
Contract assets balance at ending of period 1,214 8
Contract liabilities balance at beginning of period 730 439
Contract liabilities additions 3,509 3,914
Contract liabilities revenue recognized (2,264) (3,623)
Contract liabilities balance at ending of period $ 1,975 $ 730