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Equity Incentive Plans (Tables)

12 Months Ended

Dec. 31, 2021

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Summary of Stock Option Activity

		Number of Shares				Weighted-Average Exercise Price				Weighted-Average Contractual  Term (in years)				Average Intrinsic Value (in thousands)
Outstanding, December 31, 2020			3,137,776			$	0.94				6.8			$	18,656
Grants			2,487,253				11.35
Forfeited/cancelled			(150,520	)			3.77
Exercised			(477,564	)			0.78
Outstanding, December 31, 2021			4,996,945			$	6.05				7.6			$	58,420
Vested and exercisable as of December 31, 2021			2,098,249			$	2.22				5.6			$	32,268
Vested and expected to vest as of December 31, 2021			4,963,575			$	6.09				7.6			$	57,895

Summary of Weighted Average Valuation Assumptions Used to Estimate Fair Value of Employee Stock Options

The Company estimated the fair value of stock options using the Black-Scholes option-pricing model. The fair value of stock options is recognized on a straight-line basis over the requisite service periods of the awards. The fair value of stock options was estimated using the following weighted-average assumptions:

		Years ended December 31,
		2021		2020
Expected term (in years)		4.99 – 6.18		5.85-6.08
Expected volatility		56.74% – 61.08%		48.27%-55.64%
Risk-free interest rate		0.47% – 1.33%		0.33%-1.77%
Dividend yield		–		–

Summary of restricted share award activity

The following table summarizes restricted share award activity:

		Number of Shares				Weighted-Average Grant Date Fair Value Per Share
Outstanding, December 31, 2020			—			$	—
Grants			53,250				22.91
Forfeited/cancelled			—				—
Vested			—				—
Outstanding, December 31, 2021			53,250			$	22.91

Summary of Stock-Based Compensation Expense by Function

The following is a summary of stock-based compensation expense by function (in thousands):

		Years Ended December 31,
		2021				2020
Cost of goods sold		$	71			$	20
Research and development			495				84
Selling, general and administrative			4,517				393
Total stock-based compensation expense		$	5,083			$	497

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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