Stock-Based Compensation - Schedule of Black-Scholes Option-Pricing Model Assumptions Used to Calculate Fair Value of Employee Stock Options (Details) - $ / shares	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share-based Payment Arrangement [Abstract]
Average risk-free interest rate	1.20%	0.40%	1.80%
Dividend yield	0.00%	0.00%	0.00%
Average volatility factor	63.80%	64.10%	62.20%
Weighted-average expected life	5 years 6 months	5 years 7 months 6 days	5 years 7 months 6 days
Weighted-average grant-date fair value of options granted (in dollars per share)	$ 8.07	$ 10.70	$ 12.25

No definition available.

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- Definition

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

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- Definition

Rate of weighted-average expected volatility for award under share-based payment arrangement.

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-Name Accounting Standards Codification
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