CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - $ / shares	Jun. 30, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Preferred stock par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	254,795,626	251,095,305
Common stock, shares outstanding	250,413,891	247,551,958
Treasury stock, shares	4,381,735	3,543,347