Annual report pursuant to Section 13 and 15(d)

Balance Sheets (Parenthetical)

v3.23.1
Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2022
Dec. 31, 2021
Balance Sheets    
Preferred stock, par value (in dollars per share) $ 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 (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares, issued 5,926,001 5,893,767
Common stock, shares, outstanding 5,924,680 5,892,446
Treasury stock, common shares 1,321 1,321