Summary of Significant Accounting Policies - Shares Excluded For EPS (Details) - shares	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Shares excluded from the computation of diluted net loss per share
Common stock equivalents excluded from the computation of diluted net (income) loss per share due to their anti-dilutive effect (in shares)	50,326,627	48,501,697
Shares excluded from the computation of diluted net loss per share	8,968,037	3,739,534
Stock options
Shares excluded from the computation of diluted net loss per share
Common stock equivalents excluded from the computation of diluted net (income) loss per share due to their anti-dilutive effect (in shares)		781,404
Shares excluded from the computation of diluted net loss per share	7,248,111	3,641,903
Restricted stock units
Shares excluded from the computation of diluted net loss per share
Common stock equivalents excluded from the computation of diluted net (income) loss per share due to their anti-dilutive effect (in shares)		82,591
Shares excluded from the computation of diluted net loss per share	784,041	97,631
Performance stock units
Shares excluded from the computation of diluted net loss per share
Shares excluded from the computation of diluted net loss per share	935,885

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=125511455&loc=d3e1505-109256

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