Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares	Jun. 30, 2021	Dec. 31, 2020
Condensed Consolidated Balance Sheets
Preferred stock, authorized	5,000,000	5,000,000
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, issued	0	0
Preferred stock, outstanding	0	0
Common stock, authorized	150,000,000	150,000,000
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, issued	39,911,390	37,554,162
Common stock, outstanding	39,911,390	37,554,162