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Revenue from Contracts with Customers (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Revenue from Contracts with Customers        
Revenues $ 568,000 $ 492,600 $ 1,510,000 $ 1,300,000