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Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Allowable Under The Plan

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Share-based Compensation Arrangement by Share-based Payment Award, Options, Lock Up Days

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Share-based Compensation Arrangement by Share-based Payment Award, Options, Trailing Trading Days

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Share-based Compensation Arrangement by Share-based Payment Award, Options, Vesting Threshold, Interest Rate Compounded Percentage

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Share-based Compensation Arrangement by Share-based Payment Award, Options, Vesting Threshold, Sale Of Stock Proceeds

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Share-based Compensation Arrangement by Share-based Payment Award, Options, Vesting Threshold, Share Price

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Share-based Compensation Arrangement by Share-based Payment Award, Vested Stock Expiration Period

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

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Aggregate number of common shares reserved for future issuance.

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Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements payable within one year (or the operating cycle, if longer).

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for 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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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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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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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

Gross number of share options (or share units) granted during the period.

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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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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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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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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Intrinsic value of outstanding award under share-based payment arrangement. Excludes share and unit options.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders.

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Share-Based Compensation - Narrative (Details) - USD ($)	1 Months Ended		3 Months Ended		12 Months Ended
	Jul. 31, 2021	May 31, 2021	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares of common stock reserved			61,560,172		107,435,982	28,799,554
Weighted-average grant date fair value (in dollars per share)			$ 0	$ 2.35
Intrinsic value of stock options exercised in period			$ 5,901,000	$ 17,510,000	$ 14,161,000	$ 1,030,000
Grant date fair value of stock options vested in period			5,736,000	2,495,000
Share-based compensation expense					0
Share-based compensation, unvested stock options			18,892,000
Pre-close issuance common stock for services			621,000
Cash proceeds received			$ 1,554,000		$ 785,000
Fair value of option (in dollars per share)			$ 2.27		$ 2.19
Additional Paid-In Capital
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-close issuance common stock for services			$ 621,000
Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense					$ 1,233,000
2018 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares of common stock reserved			0
2022 Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares of common stock reserved			12,899,504
Automatic increase period			10 years
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period					4 years
Share-based compensation expense			$ 148,000	148,000	$ 890,000	915,000
Share-based compensation, unvested stock options			$ 223,000		371,000
Period for recognition			3 months
Aggregate exercise price			$ 135,000		$ 0
Shares outstanding (in shares)			520,489		0
Employee Stock \| 2022 ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total shares of common stock reserved			4,072,000
Number of shares issued under plan (in shares)			4,072,000
Percentage of outstanding stock			1.00%
Common Stock \| 2022 Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of outstanding stock			3.00%
Performance and Market Condition-Based Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period			10 years
Share-based compensation expense			$ 4,564,000
Share-based compensation, unvested stock options			$ 2,532,000
Shares granted in period (in shares)		3,122,931
Shares granted in period, (in dollars per share)		$ 3.9760
Total proceeds threshold		$ 250,000
Trading day period		20 days
Lock up period			180 days
Fair value of option (in dollars per share)			$ 2,270
Performance and Market Condition-Based Option \| Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted in period (in shares)		1,040,976
Aggregate exit proceeds fair market value (in dollars per share)		$ 9.94
Interest thresholds percentage		20.00%
Performance and Market Condition-Based Option \| Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted in period (in shares)		1,040,976
Aggregate exit proceeds fair market value (in dollars per share)		$ 14.91
Interest thresholds percentage		30.00%
Performance and Market Condition-Based Option \| Share-based Payment Arrangement, Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted in period (in shares)		1,040,979
Aggregate exit proceeds fair market value (in dollars per share)		$ 19.88
Interest thresholds percentage		35.00%
Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			4 years		4 years
Expiration period			10 years		10 years
Share-based compensation expense			$ 7,757,000	$ 991,000	$ 6,433,000	$ 3,558,000
Period for recognition			2 years 6 months 25 days
Share-based Payment Arrangement, Option \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested stock expiration period			3 months
Share-based Payment Arrangement, Option \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested stock expiration period			5 years
Directors Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense			$ 1,233,000
Shares granted in period (in shares)	499,669
Shares granted in period, (in dollars per share)	$ 5.43