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LEASES (Details - Minimum lease payments) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Short term lease expense $ 129 $ 68 $ 220 $ 113
Total lease expense 464 419 902 854
Cost of Sales [Member]        
Operating lease expense 311 316 624 633
Selling, General and Administrative Expenses [Member]        
Operating lease expense $ 24 $ 35 $ 58 $ 108