Summary of Significant Accounting Policies - Net loss per share (Potentially dilutive securities) (Details) - shares	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Potentially dilutive securities
Potentially dilutive securities excluded from computation of diluted weighted average shares	3,155,247	2,404,467
Stock Options
Potentially dilutive securities
Potentially dilutive securities excluded from computation of diluted weighted average shares	2,202,264	2,009,189
Restricted stock units
Potentially dilutive securities
Potentially dilutive securities excluded from computation of diluted weighted average shares	864,427	306,722
Common Stock Warrants
Potentially dilutive securities
Potentially dilutive securities excluded from computation of diluted weighted average shares	88,556	88,556