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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Jun. 30, 2020
Dec. 31, 2019
Condensed Consolidated Balance Sheets    
Common stock, par value $ 0.001 $ 0.001
Common stock, authorized 400,000,000 400,000,000
Common stock, shares issued 21,186,827 21,022,752
Common stock, outstanding 21,186,827 21,022,752