Condensed Balance Sheets (Parentheticals) - $ / shares	Mar. 31, 2022	Dec. 31, 2021
Condensed Balance Sheets
Preferred stock par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	10,000,000	10,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	200,000,000	200,000,000
Common stock, shares issued (in shares)	12,127,385	12,110,373
Common stock, shares outstanding (in shares)	12,127,385	12,110,373