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Number of additional shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Number, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).

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Represents increase in number of shares reserved and available for issuance at beginning of each fiscal year under the plan.

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Represents the annual increase in number of shares of common stock reserved and available for issuance under the plan as a percent of shares of common stock outstanding at beginning of each fiscal year. Excludes additional shares of common determined by board of directors.

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Stock-Based Compensation - Employee Stock Purchase Plan (Details) - shares		1 Months Ended	12 Months Ended
	Jan. 01, 2025	Oct. 31, 2021	Dec. 31, 2024	Dec. 31, 2023
Stock-Based Compensation
Common stock reserved for issuance (in shares)			37,834,680	10,160,112
2021 ESPP
Stock-Based Compensation
Common stock reserved for issuance (in shares)		292,031	901,208	701,244
Shares issued under plan (in shares)			76,168	140,192
Shares available for future issuance (in shares)			901,208
2021 ESPP \| Maximum
Stock-Based Compensation
Annual increase in number of shares reserved for issuance (as a percent)		1.00%
Annual increase in number of shares reserved and available for issuance (in shares)		584,062
2021 ESPP \| Subsequent events
Stock-Based Compensation
Additional common stock reserved under the plan (in shares)	458,681