Number of Equity Incentive Plans

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- Definition

Share-Based Payment Arrangement, Option, Exercise Price

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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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.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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- Definition

Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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Description of terms of award under share-based payment arrangement.

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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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-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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Purchase price of common stock expressed as a percentage of its fair value.

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Share-Based Compensation - Additional Information (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) plan	Sep. 30, 2021 USD ($)	Sep. 30, 2022 $ / shares shares	Dec. 31, 2021 shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of equity incentive plans \| plan			2
Exercisable options (in shares) \| shares					47,549,343
Outstanding options (in shares) \| shares					57,051,012	54,282,752
Minimum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Strike price (in dollar per share) \| $ / shares					$ 0.10
Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Strike price (in dollar per share) \| $ / shares					$ 1.63
Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Recognized share-based compensation expense \| $	$ 0.9	$ 2.6	$ 2.3	$ 8.0
Equity Incentive Plan \| Class A Stock Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Maximum number of stock options available for grant, percentage of number of outstanding shares			10.00%
Minimum exercise price of stock options issued, percentage of fair market value of shares on grant date			100.00%
Maximum term of stock options granted			10 years