CONDENSED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
SHAREHOLDERS' EQUITY
Preferred stock, par value	$ 0	$ 0
Preferred stock, authorized shares	10,000,000	10,000,000
Preferred stock, issued shares	6,538,841	6,309,508
Preferred stock, outstanding shares	6,538,841	6,309,508
Preferred stock, liquidation preference	$ 27,495,826	$ 26,184,458
Common stock, par value	$ 0	$ 0
Common stock, authorized shares	10,000,000	10,000,000
Common stock, issued shares	4,964,529	4,964,529
Common stock, outstanding shares	4,964,529	4,964,529