Stockholders' Equity (Deficit) - Reserved common stock (Details)	Dec. 31, 2021 shares
Class of Stock [Line Items]
Common stock reserved for issuance (in shares)	9,764,014
Warrant
Class of Stock [Line Items]
Common stock reserved for issuance (in shares)	2,742,065
Stock options
Class of Stock [Line Items]
Common stock reserved for issuance (in shares)	7,021,949