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Summary of Significant Accounting Policies - Redeemable Convertible Preferred Stock Assumptions (Details) - Redeemable convertible preferred stock outstanding	12 Months Ended
	Dec. 31, 2020
Subsidiary, Sale of Stock [Line Items]
Expected life (years)	1 year 8 months 12 days
Expected volatility
Subsidiary, Sale of Stock [Line Items]
Measurement input, percent	0.68
Risk-free interest rate
Subsidiary, Sale of Stock [Line Items]
Measurement input, percent	0.001
Expected dividend rate
Subsidiary, Sale of Stock [Line Items]
Measurement input, percent	0

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+ References

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- Definition

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- Definition

Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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