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Consolidated Balance Sheets (Parentheticals) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Property and equipment, net of accumulated depreciation (in Dollars) $ 291 $ 237
Preferred stock par value (in Dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized 50,000,000 50,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock par value (in Dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 1,000,000,000 1,000,000,000
Common stock, shares issued 17,532,893 5,490,038
Common stock, shares outstanding 17,532,893 5,490,038