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Net Income (Loss) Per Share (Details) - Schedule of net income (loss) per share - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Schedule of net income (loss) per share [Abstract]        
Net income (loss) from continuing operations – basic and diluted (in Dollars) $ 916,729 $ (438,384) $ 1,371,262 $ (8,380,060)
Total weighted average shares outstanding – basic 6,906,454 6,873,571 6,884,690 6,873,652
Dilutive potential options     3,118
Total weighted average shares outstanding – diluted 6,906,454 6,873,571 6,887,808 6,873,652
Basic from continuing operations (in Dollars per share)     $ 0.20 $ (1.22)
Diluted from continuing operations (in Dollars per share) $ 0.13 $ (0.06) $ 0.20 $ (1.22)