Consolidated Statements of Convertible Preferred Stock and Stockholders’ Equity (Deficit) (Parenthetical) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Stock issuance costs		$ 33,198
Series C Convertible Preferred Stock
Stock issuance costs	$ 500		$ 533

The cash outflow for cost incurred directly with the issuance of an equity security.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585

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