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Supplemental Financial Information (Details - Non-cash acquisition) - USD ($)
$ in Thousands
6 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Accrued property and equipment paid for in the subsequent period $ 35 $ 155
Fair value of warrants to purchase common stock issued with bank credit facility 500
Fair value of earnout consideration from TNI acquisition at the Closing Date $ 393 $ 0